Native plants · California

Native plants of San Bernardino County

519 plant species are recorded as native to California in Kew’s World Checklist of Vascular Plants and USDA PLANTS, and recorded in San Bernardino County by USDA PLANTS. 340 of them have growing records you can filter by light, moisture, height and estimated cold hardiness. 3 more species are listed as both native and introduced and kept in a separate section.

County summary · USDA PLANTS and Kew WCVP

San Bernardino County, California

Native species: 519 Typical California county: 333 (median of 58 counties)
Garden-ready natives: 340 Typical California county: 239
Share by type (all 519 native species): Percent of the 519 native species in each growth type

Tree 10% (51)
Shrub 15% (76)
Wildflower (forb) 47% (244)
Grass or grass-like 24% (124)
Vine 2% (10)
Fern 3% (14)

Wildflowers make up the largest share of the native list (47%), followed by grasses and grass-like plants (24%).

Recorded native ranges can include long-established populations that spread from gardens; check your state’s native plant society list for local guidance. How native status is decided.

ZIP codes mainly in this county fall in USDA hardiness zones 7a to 10a (2023 map).

The native plant list

Garden-ready natives 340

Native species with PLANTS growing records (height, light, moisture, minimum temperature). “—” means PLANTS has no value.

Garden-ready native plants of San Bernardino County, California
Plant	Type	Height	Light	Water use	Hardy to
alkali buttercup Ranunculus cymbalaria	Wildflower (forb)	1 ft	Shade-tolerant	High	Zone 3b
alkali sacaton Sporobolus airoides	Grass or grass-like	3 ft	Sun	Low	Zone 3b
alpine timothy Phleum alpinum	Grass or grass-like	1.4 ft	Sun–part shade	Medium	Zone 3a
American bistort Polygonum bistortoides	Wildflower (forb)	1.5 ft	Sun	High	Zone 3b
American licorice Glycyrrhiza lepidota	Wildflower (forb)	4 ft	Sun–part shade	High	Zone 3b
American speedwell Veronica americana	Wildflower (forb)	10 in	Shade-tolerant	High	Zone 3b
American vetch Vicia americana	Vine	1.3 ft	Sun	Low	Zone 3b
American water horehound Lycopus americanus	Wildflower (forb)	1.8 ft	Shade-tolerant	High	Zone 3b
annual hairgrass Deschampsia danthonioides	Grass or grass-like	1.5 ft	Sun–part shade	Medium	Zone 12b
antelope bitterbrush Purshia tridentata	Shrub	6 ft	Sun–part shade	Low	Zone 3b
Apache plume Fallugia paradoxa	Shrub	6 ft	Sun	Low	Zone 5a
arctic pearlwort Sagina saginoides	Wildflower (forb)	4 in	Sun–part shade	High	Zone 4a
arrowleaf ragwort Senecio triangularis	Wildflower (forb)	4 ft	Sun–part shade	High	Zone 4a
arumleaf arrowhead Sagittaria cuneata	Wildflower (forb)	2.6 ft	Sun	Medium	Zone 4a
awl-leaf lilaea Lilaea scilloides	Grass or grass-like	10 in	Shade-tolerant	High	Zone 12b
banana yucca Yucca baccata	Shrub	4 ft	Sun	Low	Zone 7a
basalt milkvetch Astragalus filipes	Wildflower (forb)	2 ft	Sun	Low	Zone 5a
basin wildrye Leymus cinereus	Grass or grass-like	5 ft	Sun	High	Zone 3a
bastardsage Eriogonum wrightii	Shrub	2 ft	Sun–part shade	Low	Zone 6a
beaked spikerush Eleocharis rostellata	Grass or grass-like	3 ft	Sun	High	Zone 4b
bearded fescue Festuca subulata	Grass or grass-like	1.2 ft	Shade-tolerant	High	Zone 3b
beardless wildrye Leymus triticoides	Grass or grass-like	3 ft	Sun	High	Zone 3a
big deervetch Lotus crassifolius	Wildflower (forb)	3.5 ft	Sun	Medium	Zone 7a
big sagebrush Artemisia tridentata	Tree	4 ft	Sun	Medium	Zone 3a
big saltbush Atriplex lentiformis	Shrub	10 ft	Sun	Low	Zone 8a
bigberry manzanita Arctostaphylos glauca	Tree	18 ft	Sun–part shade	Low	Zone 8b
bigcone Douglas-fir Pseudotsuga macrocarpa	Tree	75 ft	Sun	Low	Zone 6a
bigflower agoseris Agoseris grandiflora	Wildflower (forb)	1.8 ft	Sun	Medium	Zone 6a
bigleaf maple Acer macrophyllum	Tree	60 ft	Sun–part shade	Medium	Zone 6a
bitter cherry Prunus emarginata	Tree	80 ft	Sun	Medium	Zone 5a
black grama Bouteloua eriopoda	Grass or grass-like	2 ft	Sun	Low	Zone 5a
black sagebrush Artemisia nova	Shrub	2 ft	Sun	Low	Zone 5a
blackbrush Coleogyne ramosissima	Shrub	6 ft	Sun	Low	Zone 5b
blue grama Bouteloua gracilis	Grass or grass-like	1 ft	Sun	Medium	Zone 3a
blue wildrye Elymus glaucus	Grass or grass-like	3.3 ft	Shade-tolerant	Low	Zone 3b
boraxweed Nitrophila occidentalis	Wildflower (forb)	1 ft	Sun	Medium	Zone 6a
boxelder Acer negundo	Tree	60 ft	Shade-tolerant	Medium	Zone 2b
brittlebush Encelia farinosa	Shrub	5 ft	Sun	Low	Zone 10a
broadfruit bur-reed Sparganium eurycarpum	Wildflower (forb)	4.9 ft	Sun–part shade	High	Zone 4a
broadleaf arrowhead Sagittaria latifolia	Wildflower (forb)	4.9 ft	Sun	High	Zone 4a
broadleaf lupine Lupinus latifolius	Wildflower (forb)	25 ft	Shade-tolerant	High	Zone 5b
broadlipped twayblade Listera convallarioides	Wildflower (forb)	1 ft	Shade-tolerant	High	Zone 3b
broom snakeweed Gutierrezia sarothrae	Shrub	1.5 ft	Sun	Medium	Zone 3b
buckbrush Ceanothus cuneatus	Shrub	11 ft	Sun	Medium	Zone 6a
bud sagebrush Picrothamnus desertorum	Shrub	2 ft	Sun	Low	Zone 3a
bunchleaf penstemon Penstemon heterophyllus	Wildflower (forb)	2 ft	Sun	Medium	Zone 9a
burrobush Ambrosia dumosa	Shrub	2 ft	Sun	Low	Zone 6a
bush chinquapin Chrysolepis sempervirens	Shrub	7 ft	Shade-tolerant	Low	Zone 6b
bush muhly Muhlenbergia porteri	Grass or grass-like	2.8 ft	Sun–part shade	Medium	Zone 8b
bushy bluestem Andropogon glomeratus	Grass or grass-like	6.3 ft	Sun	High	Zone 5a
California amaranth Amaranthus californicus	Wildflower (forb)	1 ft	Sun	Medium	Zone 7a
California black oak Quercus kelloggii	Tree	85 ft	Sun	Medium	Zone 7a
California blackberry Rubus ursinus	Shrub	2 ft	Sun	Medium	Zone 8a
California brome Bromus carinatus	Grass or grass-like	4 ft	Sun	Low	Zone 9a
California buckthorn Frangula californica	Tree	5 ft	Sun	Medium	Zone 8a
California false hellebore Veratrum californicum	Wildflower (forb)	6 ft	Shade-tolerant	High	Zone 3b
California flannelbush Fremontodendron californicum	Tree	10 ft	Sun	Low	Zone 9b
California laurel Umbellularia californica	Tree	80 ft	Shade-tolerant	High	Zone 6a
California live oak Quercus agrifolia	Tree	70 ft	Sun	Medium	Zone 8a
California melicgrass Melica californica	Grass or grass-like	4 ft	Sun–part shade	Low	Zone 8a
California oatgrass Danthonia californica	Grass or grass-like	2 ft	Sun	Medium	Zone 9a
California poppy Eschscholzia californica	Wildflower (forb)	1.2 ft	Sun–part shade	Low	Zone 8a
California sycamore Platanus racemosa	Tree	75 ft	Sun	Medium	Zone 8a
California wildrose Rosa californica	Shrub	10 ft	Sun–part shade	High	Zone 8a
Canadian horseweed Conyza canadensis	Wildflower (forb)	5 ft	Sun	Medium	Zone 12b
Canadian waterweed Elodea canadensis	Wildflower (forb)	—	Sun	High	Zone 4a
cane bluestem Bothriochloa barbinodis	Grass or grass-like	4 ft	Sun	Medium	Zone 7b
canyon live oak Quercus chrysolepis	Tree	90 ft	Shade-tolerant	Medium	Zone 8b
cardinalflower Lobelia cardinalis	Wildflower (forb)	5.9 ft	Shade-tolerant	Low	Zone 4a
catclaw acacia Senegalia greggii	Tree	20 ft	Sun	Low	Zone 6a
cattle saltbush Atriplex polycarpa	Shrub	6 ft	Sun	Medium	Zone 8a
chamise Adenostoma fasciculatum	Shrub	10 ft	Sun	Medium	Zone 10b
Chamisso arnica Arnica chamissonis	Wildflower (forb)	2.5 ft	Sun–part shade	High	Zone 4a
chaparral yucca Hesperoyucca whipplei	Shrub	4 ft	Sun	Low	Zone 8a
chokecherry Prunus virginiana	Tree	25 ft	Sun	Medium	Zone 3a
clustered field sedge Carex praegracilis	Grass or grass-like	2 ft	Sun–part shade	Medium	Zone 3b
coastal sage scrub oak Quercus dumosa	Tree	9 ft	Sun	Low	Zone 9b
Colorado four o'clock Mirabilis multiflora	Wildflower (forb)	2 ft	Sun	Low	Zone 5b
Columbia needlegrass Achnatherum nelsonii	Grass or grass-like	3 ft	Sun	Low	Zone 4b
common cowparsnip Heracleum maximum	Wildflower (forb)	8 ft	Sun	High	Zone 3b
common maidenhair Adiantum capillus-veneris	Fern	1.7 ft	Shade-tolerant	High	Zone 4a
common reed Phragmites australis	Shrub	13 ft	Sun	Medium	Zone 3b
common rush Juncus effusus	Grass or grass-like	6.6 ft	Sun	Medium	Zone 3b
common selfheal Prunella vulgaris	Wildflower (forb)	1.5 ft	Sun–part shade	Medium	Zone 3b
common snowberry Symphoricarpos albus	Shrub	3 ft	Sun	Medium	Zone 3b
common sunflower Helianthus annuus	Wildflower (forb)	9 ft	Sun	Medium	Zone 12b
coon's tail Ceratophyllum demersum	Wildflower (forb)	—	Sun–part shade	High	Zone 3b
cosmopolitan bulrush Bolboschoenus maritimus	Grass or grass-like	3.2 ft	Sun	Medium	Zone 5a
Coulter pine Pinus coulteri	Tree	80 ft	Sun	Medium	Zone 8b
cows clover Trifolium wormskioldii	Wildflower (forb)	3.5 ft	Sun–part shade	Medium	Zone 4b
creosote bush Larrea tridentata	Shrub	10 ft	Sun	Low	Zone 5a
curl-leaf mountain mahogany Cercocarpus ledifolius	Tree	20 ft	Sun–part shade	Low	Zone 2b
cursed buttercup Ranunculus sceleratus	Wildflower (forb)	2 ft	Shade-tolerant	High	Zone 12b
curvepod yellowcress Rorippa curvisiliqua	Wildflower (forb)	1 ft	Shade-tolerant	High	Zone 12b
cutleaf daisy Erigeron compositus	Wildflower (forb)	1 ft	Sun	Low	Zone 4a
deerbrush Ceanothus integerrimus	Shrub	13 ft	Sun	Low	Zone 6a
deergrass Muhlenbergia rigens	Grass or grass-like	4.5 ft	Sun–part shade	Low	Zone 9b
desert almond Prunus fasciculata	Shrub	6 ft	Sun	Low	Zone 8b
desert bitterbrush Purshia glandulosa	Shrub	5 ft	Sun	Low	Zone 6a
desert ceanothus Ceanothus greggii	Shrub	7 ft	Sun	Low	Zone 6a
desert centaury Centaurium exaltatum	Wildflower (forb)	1.5 ft	Sun	Medium	Zone 12b
desert globemallow Sphaeralcea ambigua	Wildflower (forb)	5 ft	Sun	Low	Zone 6b
desert ironwood Olneya tesota	Tree	25 ft	Sun	Low	Zone 9b
desert needlegrass Achnatherum speciosum	Grass or grass-like	2 ft	Sun	Low	Zone 6a
desert willow Chilopsis linearis	Tree	25 ft	Sun–part shade	Low	Zone 5a
devil's beggartick Bidens frondosa	Wildflower (forb)	4 ft	Sun–part shade	Medium	Zone 12a
Eastern Mojave buckwheat Eriogonum fasciculatum	Shrub	3 ft	Sun	Low	Zone 8a
Eschscholtz's buttercup Ranunculus eschscholtzii	Wildflower (forb)	1 ft	Sun	Medium	Zone 4a
fall panicgrass Panicum dichotomiflorum	Grass or grass-like	3.3 ft	Sun	High	Zone 3a
false indigo bush Amorpha fruticosa	Shrub	15 ft	Sun	Low	Zone 3b
fernleaf biscuitroot Lomatium dissectum	Wildflower (forb)	15 ft	Sun–part shade	Low	Zone 8a
field horsetail Equisetum arvense	Fern	11 in	Sun–part shade	High	Zone 3a
firecracker penstemon Penstemon eatonii	Wildflower (forb)	4 ft	Sun–part shade	Low	Zone 4a
fireweed Chamerion angustifolium	Wildflower (forb)	5.5 ft	Sun–part shade	High	Zone 3b
floating pondweed Potamogeton natans	Wildflower (forb)	—	Sun	High	Zone 3b
foothill needlegrass Nassella lepida	Grass or grass-like	3 ft	Sun	Low	Zone 9a
fourwing saltbush Atriplex canescens	Shrub	4 ft	Sun	Medium	Zone 3a
fowl bluegrass Poa palustris	Grass or grass-like	4 ft	Sun–part shade	Medium	Zone 3b
fowl mannagrass Glyceria striata	Grass or grass-like	5.7 ft	Shade-tolerant	Medium	Zone 3b
fragrant flatsedge Cyperus odoratus	Grass or grass-like	2 ft	Sun	Medium	Zone 11b
freckled milkvetch Astragalus lentiginosus	Shrub	1.4 ft	Sun	Low	Zone 4b
Fremont cottonwood Populus fremontii	Tree	90 ft	Sun	High	Zone 6a
fringed brome Bromus ciliatus	Grass or grass-like	4 ft	Shade-tolerant	Medium	Zone 7a
Geyer willow Salix geyeriana	Tree	15 ft	Shade-tolerant	High	Zone 3b
giant wildrye Leymus condensatus	Grass or grass-like	8.5 ft	Sun	High	Zone 3b
glaucus willowherb Epilobium glaberrimum	Wildflower (forb)	2 ft	Shade-tolerant	Medium	Zone 6b
golden sedge Carex aurea	Grass or grass-like	1.2 ft	Sun–part shade	High	Zone 4a
Goodding's willow Salix gooddingii	Tree	40 ft	Sun	High	Zone 5a
gooseberry currant Ribes montigenum	Shrub	1 ft	Sun–part shade	Medium	Zone 7a
granite prickly phlox Linanthus pungens	Wildflower (forb)	2 ft	Shade-tolerant	Low	Zone 4a
greater creeping spearwort Ranunculus flammula	Wildflower (forb)	1.5 ft	Shade-tolerant	High	Zone 4a
green molly Bassia americana	Shrub	2 ft	Sun	Low	Zone 4a
greenleaf manzanita Arctostaphylos patula	Shrub	6 ft	Sun–part shade	Medium	Zone 4b
hardstem bulrush Schoenoplectus acutus	Grass or grass-like	9.8 ft	Sun	High	Zone 3b
hollyleaf cherry Prunus ilicifolia	Tree	40 ft	Sun	Medium	Zone 10b
hollyleaved barberry Mahonia aquifolium	Shrub	8 ft	Shade-tolerant	Low	Zone 3a
hooded lady's tresses Spiranthes romanzoffiana	Wildflower (forb)	2.5 ft	Sun–part shade	High	Zone 3b
Hooker's evening primrose Oenothera elata	Wildflower (forb)	5 ft	Sun	High	Zone 5a
Idaho bentgrass Agrostis idahoensis	Grass or grass-like	1.4 ft	Sun	Medium	Zone 3b
incense cedar Calocedrus decurrens	Tree	100 ft	Sun–part shade	Low	Zone 4b
Indian ricegrass Achnatherum hymenoides	Grass or grass-like	2 ft	Sun	Low	Zone 3a
Indianhemp Apocynum cannabinum	Wildflower (forb)	3.3 ft	Sun–part shade	High	Zone 3a
James' galleta Pleuraphis jamesii	Grass or grass-like	2 ft	Sun	Low	Zone 5a
Jeffrey pine Pinus jeffreyi	Tree	180 ft	Sun	Medium	Zone 3b
jojoba Simmondsia chinensis	Shrub	7 ft	Sun	Low	Zone 7a
Joshua tree Yucca brevifolia	Tree	30 ft	Sun	Low	Zone 10a
knotgrass Paspalum distichum	Grass or grass-like	11 in	Sun	High	Zone 6a
knotted rush Juncus nodosus	Grass or grass-like	2 ft	Sun	Medium	Zone 4b
lacy phacelia Phacelia tanacetifolia	Wildflower (forb)	4 ft	Sun	Medium	Zone 12b
largeflower hawksbeard Crepis occidentalis	Wildflower (forb)	11 in	Sun	Low	Zone 5a
largeleaf avens Geum macrophyllum	Wildflower (forb)	2 ft	Shade-tolerant	Medium	Zone 4a
leafy pondweed Potamogeton foliosus	Wildflower (forb)	—	Sun	High	Zone 3b
Lemmon's needlegrass Achnatherum lemmonii	Grass or grass-like	3 ft	Sun	Low	Zone 4b
Lemmon's willow Salix lemmonii	Shrub	14 ft	Sun–part shade	High	Zone 4b
lesser panicled sedge Carex diandra	Grass or grass-like	3 ft	Sun–part shade	High	Zone 4a
Letterman's needlegrass Achnatherum lettermanii	Grass or grass-like	2 ft	Sun	Low	Zone 4b
Lewis flax Linum lewisii	Wildflower (forb)	2.5 ft	Sun	Medium	Zone 3b
limber pine Pinus flexilis	Tree	66 ft	Sun	Low	Zone 3a
littleleaf horsebrush Tetradymia glabrata	Shrub	12 ft	Sun	Low	Zone 6a
littleleaf mock orange Philadelphus microphyllus	Shrub	15 ft	Sun	Low	Zone 5a
littleleaf ratany Krameria erecta	Shrub	2 ft	Sun	Low	Zone 6a
littleseed ricegrass Piptatheropsis micrantha	Grass or grass-like	2.5 ft	Sun	Low	Zone 3b
lodgepole pine Pinus contorta	Tree	99 ft	Sun	Medium	Zone 1a
longhair sedge Carex comosa	Grass or grass-like	5 ft	Sun–part shade	High	Zone 4b
longleaf jointfir Ephedra trifurca	Shrub	15 ft	Sun	Low	Zone 6a
longleaf phlox Phlox longifolia	Wildflower (forb)	1.2 ft	Sun–part shade	Low	Zone 6a
longleaf pondweed Potamogeton nodosus	Wildflower (forb)	—	Sun	High	Zone 3b
longstalk clover Trifolium longipes	Wildflower (forb)	6 in	Sun–part shade	Medium	Zone 8a
longstalk starwort Stellaria longipes	Wildflower (forb)	11 in	Sun–part shade	High	Zone 4a
longstyle rush Juncus longistylis	Grass or grass-like	1.8 ft	Sun–part shade	High	Zone 3b
low pussytoes Antennaria dimorpha	Wildflower (forb)	4 in	Sun–part shade	Low	Zone 3b
maiden blue eyed Mary Collinsia parviflora	Wildflower (forb)	1 ft	Shade-tolerant	Medium	Zone 4a
Malabar sprangletop Leptochloa fusca	Grass or grass-like	3.3 ft	Sun	High	Zone 3a
Mariposa sedge Carex mariposana	Grass or grass-like	2 ft	Shade-tolerant	Low	Zone 6a
mat muhly Muhlenbergia richardsonis	Grass or grass-like	6 in	Sun	High	Zone 4b
meadow barley Hordeum brachyantherum	Grass or grass-like	2 ft	Sun	Medium	Zone 3a
mesa dropseed Sporobolus flexuosus	Grass or grass-like	3 ft	Sun	Low	Zone 7a
Mexican rush Juncus mexicanus	Grass or grass-like	10 in	Sun	Medium	Zone 5b
miner's lettuce Claytonia perfoliata	Wildflower (forb)	1 ft	Shade-tolerant	Medium	Zone 12b
Missouri gourd Cucurbita foetidissima	Vine	1 ft	Sun	Low	Zone 5a
Modoc hawksbeard Crepis modocensis	Wildflower (forb)	1.4 ft	Sun	Low	Zone 4b
mormon tea Ephedra viridis	Shrub	3 ft	Sun–part shade	Low	Zone 5b
mountain brome Bromus marginatus	Grass or grass-like	4 ft	Sun	High	Zone 4b
mountain pepperweed Lepidium montanum	Wildflower (forb)	10 in	Sun–part shade	Low	Zone 4a
mule-fat Baccharis salicifolia	Shrub	10 ft	Sun	Medium	Zone 7a
muttongrass Poa fendleriana	Grass or grass-like	2 ft	Sun	Low	Zone 3b
narrowleaf willow Salix exigua	Tree	10 ft	Sun–part shade	High	Zone 3b
Nebraska sedge Carex nebrascensis	Grass or grass-like	3 ft	Sun	High	Zone 3b
needle and thread Hesperostipa comata	Grass or grass-like	3 ft	Sun	Low	Zone 3b
needle spikerush Eleocharis acicularis	Grass or grass-like	8 in	Sun	Medium	Zone 5a
Nevada jointfir Ephedra nevadensis	Shrub	3 ft	Sun	Low	Zone 6a
New Mexico locust Robinia neomexicana	Tree	25 ft	Sun	Medium	Zone 5a
nodding needlegrass Nassella cernua	Grass or grass-like	2.6 ft	Sun	Low	Zone 9a
Northwest Territory sedge Carex utriculata	Grass or grass-like	3.5 ft	Sun	High	Zone 3a
Nuttall's alkaligrass Puccinellia nuttalliana	Grass or grass-like	10 in	Sun	Medium	Zone 3b
Nuttall's povertyweed Monolepis nuttalliana	Wildflower (forb)	10 in	Sun	Medium	Zone 12a
Nuttall's sunflower Helianthus nuttallii	Wildflower (forb)	10 ft	Sun	Medium	Zone 3b
oceanspray Holodiscus discolor	Shrub	12 ft	Sun	High	Zone 8a
ocotillo Fouquieria splendens	Shrub	10 ft	Sun	Low	Zone 7a
Pacific aster Symphyotrichum chilense	Wildflower (forb)	3.5 ft	Sun–part shade	Medium	Zone 4b
Pacific dogwood Cornus nuttallii	Tree	50 ft	Shade-tolerant	Medium	Zone 4b
pale desert-thorn Lycium pallidum	Shrub	6 ft	Sun	Medium	Zone 6a
panicled bulrush Scirpus microcarpus	Grass or grass-like	5.5 ft	Sun	Medium	Zone 3b
Parish's yampah Perideridia parishii	Wildflower (forb)	2.5 ft	Shade-tolerant	High	Zone 4a
Parry's rush Juncus parryi	Grass or grass-like	1 ft	Sun–part shade	Low	Zone 4a
Philadelphia fleabane Erigeron philadelphicus	Wildflower (forb)	2.8 ft	Sun–part shade	Medium	Zone 4b
pinebush Ericameria pinifolia	Shrub	8 ft	Sun	Medium	Zone 10a
pipsissewa Chimaphila umbellata	Shrub	1.5 ft	Shade-tolerant	Low	Zone 3b
plantainleaf buttercup Ranunculus alismifolius	Wildflower (forb)	2 ft	Sun–part shade	High	Zone 4a
pointleaf manzanita Arctostaphylos pungens	Shrub	12 ft	Sun–part shade	Low	Zone 9b
ponderosa pine Pinus ponderosa	Tree	223 ft	Sun	Medium	Zone 3b
poverty rush Juncus tenuis	Grass or grass-like	1.5 ft	Sun–part shade	Medium	Zone 3b
poverty threeawn Aristida divaricata	Grass or grass-like	1.3 ft	Sun–part shade	Low	Zone 6b
prairie Junegrass Koeleria macrantha	Grass or grass-like	1.5 ft	Shade-tolerant	High	Zone 3b
prairie wedgescale Sphenopholis obtusata	Grass or grass-like	3.2 ft	Sun–part shade	Medium	Zone 3a
primrose monkeyflower Mimulus primuloides	Wildflower (forb)	1.5 ft	Shade-tolerant	High	Zone 4a
purple mountainheath Phyllodoce breweri	Shrub	1 ft	Sun–part shade	High	Zone 7a
purple sage Salvia dorrii	Shrub	2.5 ft	Sun	Medium	Zone 5a
purple threeawn Aristida purpurea	Grass or grass-like	1.4 ft	Sun	Low	Zone 4a
quaking aspen Populus tremuloides	Tree	65 ft	Sun	High	Zone 1a
redosier dogwood Cornus sericea	Tree	12 ft	Sun	High	Zone 3b
redroot flatsedge Cyperus erythrorhizos	Grass or grass-like	2.5 ft	Sun	Medium	Zone 11a
rice cutgrass Leersia oryzoides	Grass or grass-like	4.9 ft	Sun	High	Zone 4a
Richardson's geranium Geranium richardsonii	Wildflower (forb)	3 ft	Sun–part shade	High	Zone 3b
Rocky Mountain iris Iris missouriensis	Wildflower (forb)	1 ft	Sun–part shade	High	Zone 4b
Rocky Mountain maple Acer glabrum	Tree	30 ft	Sun–part shade	Low	Zone 3a
Ross' sedge Carex rossii	Grass or grass-like	1 ft	Sun–part shade	Medium	Zone 4a
rough bentgrass Agrostis scabra	Grass or grass-like	2.5 ft	Sun	Medium	Zone 3b
roving sailor Maurandella antirrhiniflora	Vine	10 in	Sun	Medium	Zone 6b
royal penstemon Penstemon speciosus	Wildflower (forb)	2.5 ft	Sun	Low	Zone 4a
rubber rabbitbrush Ericameria nauseosa	Shrub	4 ft	Sun	Medium	Zone 3b
sago pondweed Stuckenia pectinata	Wildflower (forb)	—	Sun	High	Zone 3b
saguaro Carnegiea gigantea	Tree	9 ft	Sun	Low	Zone 8b
salt heliotrope Heliotropium curassavicum	Wildflower (forb)	1.2 ft	Sun	Medium	Zone 4b
salt spring checkerbloom Sidalcea neomexicana	Wildflower (forb)	2.5 ft	Shade-tolerant	High	Zone 5a
saltgrass Distichlis spicata	Grass or grass-like	1.1 ft	Sun	Medium	Zone 3b
saltmarsh bird's-beak Cordylanthus maritimus	Wildflower (forb)	1.7 ft	Sun	Medium	Zone 8a
sand dropseed Sporobolus cryptandrus	Grass or grass-like	3 ft	Sun	Low	Zone 3b
Sandberg bluegrass Poa secunda	Grass or grass-like	1.4 ft	Sun–part shade	Low	Zone 3b
sanddune wallflower Erysimum capitatum	Wildflower (forb)	2.5 ft	Sun	Medium	Zone 4b
Saskatoon serviceberry Amelanchier alnifolia	Tree	15 ft	Sun–part shade	Medium	Zone 1a
scarlet monkeyflower Mimulus cardinalis	Wildflower (forb)	2.5 ft	Shade-tolerant	High	Zone 4b
Scouler's willow Salix scouleriana	Tree	50 ft	Sun–part shade	High	Zone 6a
scratchgrass Muhlenbergia asperifolia	Grass or grass-like	2 ft	Shade-tolerant	High	Zone 5b
screwbean mesquite Prosopis pubescens	Tree	25 ft	Sun–part shade	Medium	Zone 7a
seashore bentgrass Agrostis pallens	Grass or grass-like	2 ft	Sun–part shade	High	Zone 5a
seep monkeyflower Mimulus guttatus	Wildflower (forb)	2.5 ft	Shade-tolerant	High	Zone 3b
shadscale saltbush Atriplex confertifolia	Shrub	3 ft	Sun	Medium	Zone 3b
shiny chickweed Stellaria nitens	Wildflower (forb)	10 in	Shade-tolerant	Medium	Zone 12a
shortawn foxtail Alopecurus aequalis	Grass or grass-like	2.5 ft	Sun–part shade	High	Zone 3b
shorthair sedge Carex exserta	Grass or grass-like	1 ft	Sun–part shade	Low	Zone 4b
shortspine horsebrush Tetradymia spinosa	Shrub	3.2 ft	Sun	Low	Zone 4b
sideoats grama Bouteloua curtipendula	Grass or grass-like	3 ft	Sun	Medium	Zone 3a
Sierra currant Ribes nevadense	Shrub	6 ft	Sun–part shade	High	Zone 4b
Sierra gooseberry Ribes roezlii	Shrub	5 ft	Sun–part shade	Low	Zone 4b
Sierra larkspur Delphinium glaucum	Wildflower (forb)	8 ft	Shade-tolerant	High	Zone 4b
Sierra rush Juncus nevadensis	Grass or grass-like	2 ft	Sun–part shade	High	Zone 4a
silverleaf phacelia Phacelia hastata	Wildflower (forb)	2 ft	Sun–part shade	Medium	Zone 3b
silverweed cinquefoil Argentina anserina	Wildflower (forb)	6 in	Shade-tolerant	High	Zone 5a
silvery lupine Lupinus argenteus	Wildflower (forb)	1.5 ft	Sun	Low	Zone 3a
singleleaf ash Fraxinus anomala	Tree	20 ft	Sun	Medium	Zone 5a
singleleaf pinyon Pinus monophylla	Tree	50 ft	Sun	Low	Zone 5a
singlewhorl burrobrush Hymenoclea monogyra	Shrub	2 ft	—	—	Zone 10a
skunkbush sumac Rhus trilobata	Shrub	4 ft	Sun–part shade	Low	Zone 2a
slender cinquefoil Potentilla gracilis	Wildflower (forb)	2.4 ft	Sun	Low	Zone 3a
slender hairgrass Deschampsia elongata	Grass or grass-like	3 ft	Sun	Low	Zone 3b
slender wheatgrass Elymus trachycaulus	Grass or grass-like	3 ft	Sun	Medium	Zone 3b
slenderbeak sedge Carex athrostachya	Grass or grass-like	2 ft	Sun–part shade	High	Zone 4a
small enchanter's nightshade Circaea alpina	Wildflower (forb)	11 in	Shade-tolerant	Medium	Zone 3b
small white violet Viola macloskeyi	Wildflower (forb)	6 in	Shade-tolerant	High	Zone 4b
smallflower melicgrass Melica imperfecta	Grass or grass-like	3.2 ft	Sun	Low	Zone 10a
smooth beggartick Bidens laevis	Wildflower (forb)	3.3 ft	Sun–part shade	High	Zone 12b
smooth horsetail Equisetum laevigatum	Fern	5 ft	Sun	Low	Zone 3b
southern waternymph Najas guadalupensis	Wildflower (forb)	1 ft	Sun	High	Zone 3b
spike bentgrass Agrostis exarata	Grass or grass-like	3 ft	Sun	Medium	Zone 3b
spike trisetum Trisetum spicatum	Grass or grass-like	1.9 ft	Sun–part shade	Medium	Zone 3b
spineless horsebrush Tetradymia canescens	Shrub	4 ft	Sun	Low	Zone 9a
spiny hopsage Grayia spinosa	Shrub	3 ft	Sun	Low	Zone 4a
spreading alkaliweed Cressa truxillensis	Wildflower (forb)	10 in	Sun	Medium	Zone 6a
squirreltail Elymus elymoides	Grass or grass-like	1.5 ft	Sun	Low	Zone 3a
star duckweed Lemna trisulca	Wildflower (forb)	4 in	Sun	High	Zone 3b
star sedge Carex echinata	Grass or grass-like	1.5 ft	Sun–part shade	High	Zone 3b
sticky cinquefoil Potentilla glandulosa	Wildflower (forb)	1.5 ft	Sun–part shade	Low	Zone 4a
sticky purple geranium Geranium viscosissimum	Wildflower (forb)	3 ft	Shade-tolerant	Low	Zone 6a
sugar pine Pinus lambertiana	Tree	229 ft	Sun–part shade	Medium	Zone 4b
sugar sumac Rhus ovata	Tree	12 ft	Sun	Low	Zone 8a
Suksdorf's monkeyflower Mimulus suksdorfii	Wildflower (forb)	7 in	Shade-tolerant	Medium	Zone 12b
sulphur-flower buckwheat Eriogonum umbellatum	Shrub	1 ft	Sun	Low	Zone 8a
swamp smartweed Polygonum hydropiperoides	Wildflower (forb)	—	Sun	Medium	Zone 10b
sweetscent Pluchea odorata	Wildflower (forb)	4.9 ft	Sun	Medium	Zone 6a
swordleaf rush Juncus ensifolius	Grass or grass-like	2 ft	Sun–part shade	High	Zone 3b
tall hairy agrimony Agrimonia gryposepala	Wildflower (forb)	5.9 ft	Sun–part shade	Medium	Zone 3a
tall trisetum Trisetum canescens	Grass or grass-like	3.5 ft	Sun–part shade	Medium	Zone 4a
tanseyleaf tansyaster Machaeranthera tanacetifolia	Wildflower (forb)	2 ft	Sun	Medium	Zone 4a
tapertip hawksbeard Crepis acuminata	Wildflower (forb)	3 ft	Sun–part shade	Low	Zone 3b
tarweed fiddleneck Amsinckia lycopsoides	Wildflower (forb)	3 ft	Sun	Low	Zone 4b
thimbleberry Rubus parviflorus	Shrub	4 ft	Sun–part shade	High	Zone 4b
threadleaf sedge Carex filifolia	Grass or grass-like	1.2 ft	Sun	Low	Zone 3b
threepetal bedstraw Galium trifidum	Vine	10 in	Sun–part shade	High	Zone 3b
tinker's penny Hypericum anagalloides	Wildflower (forb)	10 in	Sun–part shade	High	Zone 12a
tiny mousetail Myosurus minimus	Wildflower (forb)	5 in	Sun–part shade	Medium	Zone 12b
toad rush Juncus bufonius	Grass or grass-like	1 ft	Sun	Medium	Zone 12a
Torrey's rush Juncus torreyi	Grass or grass-like	3.1 ft	Sun	Medium	Zone 3b
tufted hairgrass Deschampsia cespitosa	Grass or grass-like	3.4 ft	Sun	Low	Zone 3b
turkey tangle fogfruit Phyla nodiflora	Wildflower (forb)	2 in	Sun–part shade	Low	Zone 5b
turpentinebroom Thamnosma montana	Shrub	2 ft	Sun	Low	Zone 7a
twoneedle pinyon Pinus edulis	Tree	50 ft	Sun	Low	Zone 4a
upland bentgrass Agrostis perennans	Grass or grass-like	3.5 ft	Sun–part shade	High	Zone 4a
Utah agave Agave utahensis	Shrub	1 ft	Sun	Low	Zone 5a
Utah juniper Juniperus osteosperma	Tree	26 ft	Sun	Low	Zone 4b
Utah serviceberry Amelanchier utahensis	Tree	15 ft	Sun–part shade	Medium	Zone 4b
valdivia duckweed Lemna valdiviana	Wildflower (forb)	1 in	Sun	High	Zone 4a
variableleaf pondweed Potamogeton gramineus	Wildflower (forb)	—	Sun	High	Zone 3b
velvet ash Fraxinus velutina	Tree	40 ft	Sun	Low	Zone 6a
vernal water-starwort Callitriche palustris	Wildflower (forb)	10 in	Sun	Medium	Zone 4a
water knotweed Polygonum amphibium	Wildflower (forb)	1 in	Sun	High	Zone 5a
wavyleaf Indian paintbrush Castilleja applegatei	Wildflower (forb)	1.5 ft	Sun	Low	Zone 4b
wax currant Ribes cereum	Shrub	3 ft	Sun	Low	Zone 5a
western columbine Aquilegia formosa	Wildflower (forb)	3 ft	Shade-tolerant	Medium	Zone 5a
western goldentop Euthamia occidentalis	Wildflower (forb)	6 ft	Sun	Medium	Zone 4b
western needlegrass Achnatherum occidentale	Grass or grass-like	2 ft	Sun–part shade	Low	Zone 4b
western pearly everlasting Anaphalis margaritacea	Wildflower (forb)	3 ft	Sun–part shade	Medium	Zone 3a
western polemonium Polemonium occidentale	Wildflower (forb)	3 ft	Shade-tolerant	High	Zone 3a
western white clematis Clematis ligusticifolia	Vine	1 ft	Sun–part shade	Medium	Zone 3b
white alder Alnus rhombifolia	Tree	65 ft	Shade-tolerant	High	Zone 5a
white hawkweed Hieracium albiflorum	Wildflower (forb)	3 ft	Sun–part shade	Low	Zone 4a
white panicle aster Symphyotrichum lanceolatum	Wildflower (forb)	6 ft	Sun–part shade	High	Zone 3b
white sagebrush Artemisia ludoviciana	Wildflower (forb)	3 ft	Sun	Low	Zone 4a
whitebark raspberry Rubus leucodermis	Vine	1 ft	Sun	Medium	Zone 8a
whitethorn ceanothus Ceanothus cordulatus	Shrub	8 ft	Sun	Low	Zone 5a
winterfat Krascheninnikovia lanata	Shrub	2 ft	Sun	Low	Zone 2a
woodrush sedge Carex luzulina	Grass or grass-like	2 ft	Sun	High	Zone 4a
Woods' rose Rosa woodsii	Shrub	3 ft	Sun–part shade	Medium	Zone 3a
woolly plantain Plantago patagonica	Wildflower (forb)	6 in	Sun	Low	Zone 12b
woollypod milkvetch Astragalus purshii	Wildflower (forb)	7 in	Sun	Low	Zone 4a
yellow bush lupine Lupinus arboreus	Shrub	6 ft	Sun	Low	Zone 9b
yellow rabbitbrush Chrysothamnus viscidiflorus	Shrub	3 ft	Sun	Low	Zone 5a
yellow spiderflower Cleome lutea	Wildflower (forb)	2.7 ft	Sun	Low	Zone 12a
yellow willow Salix lutea	Tree	16 ft	Sun–part shade	High	Zone 3a
yerba mansa Anemopsis californica	Wildflower (forb)	1.5 ft	Sun	High	Zone 9b

Other native species recorded here 179

PLANTS has no growing records for these, so light, moisture, height and zone filters cannot include them. Many are wild species seldom sold by nurseries.

Aleutian maidenhair Adiantum aleuticum
alpine fescue Festuca brachyphylla
alpine lewisia Lewisia pygmaea
American bird's-foot trefoil Lotus unifoliolatus
American black nightshade Solanum americanum
American pillwort Pilularia americana
American rockbrake Cryptogramma acrostichoides
American wild carrot Daucus pusillus
American yellowrocket Barbarea orthoceras
annual muhly Muhlenbergia minutissima
arroyo willow Salix lasiolepis
autumn dwarf gentian Gentianella amarella
bearded flatsedge Cyperus squarrosus
biannual lettuce Lactuca ludoviciana
bigbract verbena Verbena bracteata
bigleaf lupine Lupinus polyphyllus
bigseed alfalfa dodder Cuscuta indecora
bladderpod spiderflower Cleome isomeris
boreal starwort Stellaria borealis
brittle bladderfern Cystopteris fragilis
brook cinquefoil Potentilla rivalis
buffalobur nightshade Solanum rostratum
camphorweed Heterotheca subaxillaris
Canada spikesedge Eleocharis geniculata
Canada toadflax Nuttallanthus canadensis
carelessweed Amaranthus palmeri
Carolina geranium Geranium carolinianum
catchfly prairie gentian Eustoma exaltatum
chairmaker's bulrush Schoenoplectus americanus
clustered broomrape Orobanche fasciculata
coastal sandbur Cenchrus spinifex
common bladderwort Utricularia macrorhiza
cottonbatting plant Pseudognaphalium stramineum
creeping primrose-willow Ludwigia repens
Cuman ragweed Ambrosia psilostachya
curlytop knotweed Polygonum lapathifolium
cutleaf nightshade Solanum triflorum
desert goosefoot Chenopodium pratericola
desert horsepurslane Trianthema portulacastrum
desert princesplume Stanleya pinnata
ditch rabbitsfoot grass Polypogon interruptus
Douglas' knotweed Polygonum douglasii
entireleaved thelypody Thelypodium integrifolium
Equisetum ×ferrissii Equisetum ×ferrissii
false buffalograss Munroa squarrosa
feather fingergrass Chloris virgata
feathery false lily of the valley Maianthemum racemosum
fetid marigold Dyssodia papposa
fewflower spikerush Eleocharis quinqueflora
fineleaf hymenopappus Hymenopappus filifolius
flatspine bur ragweed Ambrosia acanthicarpa
flatspine stickseed Lappula occidentalis
floating marshpennywort Hydrocotyle ranunculoides
foxtail barley Hordeum jubatum
foxtail muhly Muhlenbergia andina
fragrant bedstraw Galium triflorum
Fremont's goosefoot Chenopodium fremontii
fringed willowherb Epilobium ciliatum
giant red Indian paintbrush Castilleja miniata
grand redstem Ammannia robusta
hairy waterclover Marsilea vestita
heartleaf four o'clock Mirabilis nyctaginea
hedge false bindweed Calystegia sepium
hoary tansyaster Machaeranthera canescens
hookedspur violet Viola adunca
horned pondweed Zannichellia palustris
Illinois pondweed Potamogeton illinoensis
ivyleaf groundcherry Physalis hederifolia
lacy tansyaster Machaeranthera pinnatifida
lanceleaf fogfruit Phyla lanceolata
largebracted plantain Plantago aristata
least duckweed Lemna minuta
little grapefern Botrychium simplex
liverleaf wintergreen Pyrola asarifolia
Louisiana vetch Vicia ludoviciana
male fern Dryopteris filix-mas
manyflower marshpennywort Hydrocotyle umbellata
manyflowered monkeyflower Mimulus floribundus
marsh bristlegrass Setaria parviflora
mat sandbur Cenchrus longispinus
mealy goosefoot Chenopodium incanum
Menzies' fiddleneck Amsinckia menziesii
Mexican lovegrass Eragrostis mexicana
Mojave seablite Suaeda moquinii
mountain tansymustard Descurainia incana
mountain tarweed Madia glomerata
muskflower Mimulus moschatus
narrowleaf bur-reed Sparganium angustifolium
narrowleaf four o'clock Mirabilis linearis
narrowleaf goosefoot Chenopodium leptophyllum
narrowleaf minerslettuce Montia linearis
narrowleaf stoneseed Lithospermum incisum
neckweed Veronica peregrina
needleleaf navarretia Navarretia intertexta
northern bog violet Viola nephrophylla
Oregon cliff fern Woodsia oregana
pale spikerush Eleocharis macrostachya
Palmer's penstemon Penstemon palmeri
Pennsylvania pellitory Parietaria pensylvanica
pinyon goosefoot Chenopodium atrovirens
pitseed goosefoot Chenopodium berlandieri
pony beebalm Monarda pectinata
Porter brome Bromus porteri
povertyweed Iva axillaris
prairie sunflower Helianthus petiolaris
pullup muhly Muhlenbergia filiformis
purple spikerush Eleocharis atropurpurea
Pursh seepweed Suaeda calceoliformis
pygmyflower rockjasmine Androsace septentrionalis
red baneberry Actaea rubra
Rocky Mountain fescue Festuca saximontana
Rocky Mountain goosefoot Chenopodium salinum
Rocky Mountain rush Juncus saximontanus
Rocky Mountain woodsia Woodsia scopulina
rosy pussytoes Antennaria rosea
salt sandspurry Spergularia salina
sand spikerush Eleocharis montevidensis
sandpaper vervain Verbena scabra
scarlet beeblossom Oenothera suffrutescens
scentbottle Platanthera dilatata
Scouler's popcornflower Plagiobothrys scouleri
seaside arrowgrass Triglochin maritima
shaggy fleabane Erigeron pumilus
shortray fleabane Erigeron lonchophyllus
sidebells wintergreen Orthilia secunda
silkcotton purslane Portulaca halimoides
silverleaf nightshade Solanum elaeagnifolium
silverscale saltbush Atriplex argentea
sixweeks fescue Vulpia octoflora
sixweeks threeawn Aristida adscensionis
sleepy silene Silene antirrhina
slender lipfern Cheilanthes feei
slender phlox Microsteris gracilis
slender-spire orchid Piperia unalascensis
small pondweed Potamogeton pusillus
small Venus' looking-glass Triodanis biflora
snowline wintergreen Pyrola minor
southern cattail Typha domingensis
spike dropseed Sporobolus contractus
spiny naiad Najas marina
spinystar Escobaria vivipara
spiral ditchgrass Ruppia cirrhosa
spotted fritillary Fritillaria atropurpurea
spotted water hemlock Cicuta maculata
spreading dogbane Apocynum androsaemifolium
spreading fleabane Erigeron divergens
spreading sandwort Arenaria lanuginosa
starry false lily of the valley Maianthemum stellatum
stemless four-nerve daisy Tetraneuris acaulis
stream orchid Epipactis gigantea
stretchberry Forestiera pubescens
summer coralroot Corallorhiza maculata
sweetcicely Osmorhiza berteroi
swollen duckweed Lemna gibba
tall annual willowherb Epilobium brachycarpum
tapertip cupgrass Eriochloa acuminata
tarragon Artemisia dracunculus
threadleaf crowfoot Ranunculus trichophyllus
tiny trumpet Collomia linearis
tower rockcress Arabis glabra
tufted lovegrass Eragrostis pectinacea
verrucose seapurslane Sesuvium verrucosum
Virginia pepperweed Lepidium virginicum
Virginia plantain Plantago virginica
warty caltrop Kallstroemia parviflora
water minerslettuce Montia chamissoi
water mudwort Limosella aquatica
wedgeleaf draba Draba cuneifolia
western marsh cudweed Gnaphalium palustre
western tansymustard Descurainia pinnata
white four o'clock Mirabilis albida
whitestem blazingstar Mentzelia albicaulis
whorled marshpennywort Hydrocotyle verticillata
willow dock Rumex salicifolius
witchgrass Panicum capillare
woodland pinedrops Pterospora andromedea
woodland strawberry Fragaria vesca
woolly sedge Carex pellita
Wright's cudweed Pseudognaphalium canescens

Also listed as native and introduced here 3

PLANTS labels these species both native and introduced in this state: some forms are native and others were brought in from elsewhere. Most gardeners should choose plants from the main list.

biennial wormwoodArtemisia biennis
floating primrose-willowLudwigia peploides
Kentucky bluegrassPoa pratensis

Compared with California

The typical county is the median of the 58 California counties with PLANTS county records; the statewide figure counts every species native anywhere in the state. More species is not better or worse: counties differ in size, habitat and how thoroughly they have been surveyed.

Native species counts, San Bernardino County and California
Measure	San Bernardino County	Typical county	Statewide
Native species	519	333	1,108
Garden-ready natives	340	239	720
Tree	51	—	111
Shrub	76	—	140
Wildflower (forb)	244	—	559
Grass or grass-like	124	—	253
Vine	10	—	16
Fern	14	—	29

Neighboring counties

Counties that share a ZIP code with San Bernardino County.

Kern County, CA 298 garden-ready
Los Angeles County, CA 253 garden-ready
Riverside County, CA 258 garden-ready
Clark County, NV 210 garden-ready

Source & data date

Source: USDA NRCS PLANTS Database: county distribution records, native status and plant characteristics. CC0 (public domain dedication, per the data.gov catalog record).; Kew’s World Checklist of Vascular Plants (WCVP): native or introduced status by state. CC BY 3.0.; USGS US-RIIS (ver. 2.0): species listed as introduced are excluded. CC0.
Citation: USDA, NRCS. 2026. The PLANTS Database (https://plants.usda.gov, 11/04/2026). National Plant Data Team, Greensboro, NC USA.; Govaerts R. (ed.) (2026). WCVP: World Checklist of Vascular Plants. Facilitated by the Royal Botanic Gardens, Kew. Data file dated 2026-06-04, http://sftp.kew.org/pub/data-repositories/WCVP/ (retrieved 2026-11-04). Paper: Govaerts R. et al. (2021) The World Checklist of Vascular Plants, a continuously updated resource for exploring global plant diversity. Scientific Data 8, 215.
Data date: Retrieved from PLANTS on November 4, 2026; WCVP data file dated June 4, 2026.
Zones: USDA Plant Hardiness Zone Map (2023) ZIP table: PRISM Group, Oregon State University, https://prism.oregonstate.edu, accessed November 3, 2026. Plant zones on this site are our estimate, not the official map.
Scope: San Bernardino County (county FIPS 06071), California. 519 native species from PLANTS county distribution records; garden-ready = species with a PLANTS characteristics record.
Method: A species is listed when it is recorded as native to the state in Kew’s World Checklist of Vascular Plants and USDA PLANTS, and recorded in the county by USDA PLANTS. Species PLANTS labels both native and introduced are listed separately. Full method · All sources

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