Native plants · California

Native plants of Calaveras County

224 plant species are recorded as native to California in Kew’s World Checklist of Vascular Plants and USDA PLANTS, and recorded in Calaveras County by USDA PLANTS. 168 of them have growing records you can filter by light, moisture, height and estimated cold hardiness. 1 more species is listed as both native and introduced and kept in a separate section.

County summary · USDA PLANTS and Kew WCVP

Calaveras County, California

Native species: 224 Typical California county: 333 (median of 58 counties)
Garden-ready natives: 168 Typical California county: 239
Share by type (all 224 native species): Percent of the 224 native species in each growth type

Tree 19% (43)
Shrub 13% (28)
Wildflower (forb) 49% (109)
Grass or grass-like 16% (36)
Vine 2% (4)
Fern 2% (4)

Wildflowers make up the largest share of the native list (49%), followed by trees (19%).

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 8b to 9b (2023 map).

The native plant list

Garden-ready natives 168

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

Garden-ready native plants of Calaveras County, California
Plant	Type	Height	Light	Water use	Hardy to
American bistort Polygonum bistortoides	Wildflower (forb)	1.5 ft	Sun	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
annual hairgrass Deschampsia danthonioides	Grass or grass-like	1.5 ft	Sun–part shade	Medium	Zone 12b
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
awl-leaf lilaea Lilaea scilloides	Grass or grass-like	10 in	Shade-tolerant	High	Zone 12b
beaked hazelnut Corylus cornuta	Tree	15 ft	Shade-tolerant	Medium	Zone 2b
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
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
bigseed biscuitroot Lomatium macrocarpum	Wildflower (forb)	6 in	Sun	Low	Zone 4b
bitter cherry Prunus emarginata	Tree	80 ft	Sun	Medium	Zone 5a
blue oak Quercus douglasii	Tree	60 ft	Sun	Low	Zone 8a
bog blueberry Vaccinium uliginosum	Shrub	2 ft	Sun–part shade	Medium	Zone 3b
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
buckbrush Ceanothus cuneatus	Shrub	11 ft	Sun	Medium	Zone 6a
bush chinquapin Chrysolepis sempervirens	Shrub	7 ft	Shade-tolerant	Low	Zone 6b
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 brome Bromus carinatus	Grass or grass-like	4 ft	Sun	Low	Zone 9a
California buckeye Aesculus californica	Tree	25 ft	Sun–part shade	Medium	Zone 7b
California buckthorn Frangula californica	Tree	5 ft	Sun	Medium	Zone 8a
California flannelbush Fremontodendron californicum	Tree	10 ft	Sun	Low	Zone 9b
California foothill pine Pinus sabiniana	Tree	80 ft	Sun	Low	Zone 8b
California laurel Umbellularia californica	Tree	80 ft	Shade-tolerant	High	Zone 6a
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 red fir Abies magnifica	Tree	150 ft	Shade-tolerant	Medium	Zone 5a
California wildrose Rosa californica	Shrub	10 ft	Sun–part shade	High	Zone 8a
California yerba santa Eriodictyon californicum	Shrub	8 ft	Sun	Low	Zone 7a
Canada goldenrod Solidago canadensis	Wildflower (forb)	3.5 ft	Sun	Medium	Zone 3a
Canadian horseweed Conyza canadensis	Wildflower (forb)	5 ft	Sun	Medium	Zone 12b
canyon live oak Quercus chrysolepis	Tree	90 ft	Shade-tolerant	Medium	Zone 8b
Carolina foxtail Alopecurus carolinianus	Grass or grass-like	1.7 ft	Sun	Low	Zone 3a
chamise Adenostoma fasciculatum	Shrub	10 ft	Sun	Medium	Zone 10b
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
Columbian monkshood Aconitum columbianum	Wildflower (forb)	5 ft	Sun–part shade	High	Zone 4b
common buttonbush Cephalanthus occidentalis	Tree	15 ft	Shade-tolerant	High	Zone 4a
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
cows clover Trifolium wormskioldii	Wildflower (forb)	3.5 ft	Sun–part shade	Medium	Zone 4b
coyotebrush Baccharis pilularis	Shrub	10 ft	Sun	Low	Zone 9b
creeping barberry Mahonia repens	Shrub	2 ft	Shade-tolerant	Medium	Zone 5a
curvepod yellowcress Rorippa curvisiliqua	Wildflower (forb)	1 ft	Shade-tolerant	High	Zone 12b
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
Douglas-fir Pseudotsuga menziesii	Tree	200 ft	Sun–part shade	Medium	Zone 4a
Douglas' dustymaiden Chaenactis douglasii	Wildflower (forb)	1.6 ft	Sun–part shade	Low	Zone 3b
Drummond's rush Juncus drummondii	Grass or grass-like	1.5 ft	Sun–part shade	Medium	Zone 3b
dwarf purple monkeyflower Mimulus nanus	Wildflower (forb)	6 in	Sun	Low	Zone 10b
fall panicgrass Panicum dichotomiflorum	Grass or grass-like	3.3 ft	Sun	High	Zone 3a
field horsetail Equisetum arvense	Fern	11 in	Sun–part shade	High	Zone 3a
fireweed Chamerion angustifolium	Wildflower (forb)	5.5 ft	Sun–part shade	High	Zone 3b
fivespot Nemophila maculata	Wildflower (forb)	6 in	Shade-tolerant	Medium	Zone 12b
foothill deathcamas Zigadenus paniculatus	Wildflower (forb)	1.6 ft	Sun	Medium	Zone 4a
fowl bluegrass Poa palustris	Grass or grass-like	4 ft	Sun–part shade	Medium	Zone 3b
Fremont cottonwood Populus fremontii	Tree	90 ft	Sun	High	Zone 6a
Fresno mat Ceanothus fresnensis	Shrub	1 ft	Shade-tolerant	Low	Zone 5a
Geyer willow Salix geyeriana	Tree	15 ft	Shade-tolerant	High	Zone 3b
giant sequoia Sequoiadendron giganteum	Tree	200 ft	Sun	Medium	Zone 5a
Goodding's willow Salix gooddingii	Tree	40 ft	Sun	High	Zone 5a
gray alder Alnus incana	Tree	25 ft	Sun–part shade	High	Zone 4a
hardstem bulrush Schoenoplectus acutus	Grass or grass-like	9.8 ft	Sun	High	Zone 3b
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
huckleberry oak Quercus vacciniifolia	Shrub	1.3 ft	Shade-tolerant	Low	Zone 4b
incense cedar Calocedrus decurrens	Tree	100 ft	Sun–part shade	Low	Zone 4b
Jeffrey pine Pinus jeffreyi	Tree	180 ft	Sun	Medium	Zone 3b
King's sandwort Arenaria kingii	Wildflower (forb)	8 in	Sun	Low	Zone 4b
Klamath plum Prunus subcordata	Tree	25 ft	Sun	Low	Zone 4b
knotgrass Paspalum distichum	Grass or grass-like	11 in	Sun	High	Zone 6a
lacy phacelia Phacelia tanacetifolia	Wildflower (forb)	4 ft	Sun	Medium	Zone 12b
lambstongue ragwort Senecio integerrimus	Wildflower (forb)	1.1 ft	Sun–part shade	Medium	Zone 3b
leafy pondweed Potamogeton foliosus	Wildflower (forb)	—	Sun	High	Zone 3b
Lewis flax Linum lewisii	Wildflower (forb)	2.5 ft	Sun	Medium	Zone 3b
Lewis' mock orange Philadelphus lewisii	Shrub	12 ft	Sun	Low	Zone 8a
lodgepole pine Pinus contorta	Tree	99 ft	Sun	Medium	Zone 1a
marumleaf buckwheat Eriogonum marifolium	Wildflower (forb)	10 in	Sun	Low	Zone 5b
meadow barley Hordeum brachyantherum	Grass or grass-like	2 ft	Sun	Medium	Zone 3a
mountain blue penstemon Penstemon laetus	Wildflower (forb)	2.5 ft	Sun	Medium	Zone 8b
mountain pride Penstemon newberryi	Wildflower (forb)	1 ft	Sun–part shade	Low	Zone 5a
narrowleaf willow Salix exigua	Tree	10 ft	Sun–part shade	High	Zone 3b
needle spikerush Eleocharis acicularis	Grass or grass-like	8 in	Sun	Medium	Zone 5a
nettleleaf giant hyssop Agastache urticifolia	Wildflower (forb)	5 ft	Sun–part shade	Medium	Zone 4a
oceanspray Holodiscus discolor	Shrub	12 ft	Sun	High	Zone 8a
Oregon ash Fraxinus latifolia	Tree	70 ft	Sun–part shade	Medium	Zone 6b
Oregon white oak Quercus garryana	Tree	80 ft	Sun	Low	Zone 4a
Pacific aster Symphyotrichum chilense	Wildflower (forb)	3.5 ft	Sun–part shade	Medium	Zone 4b
Pacific bleeding heart Dicentra formosa	Wildflower (forb)	1.5 ft	Shade-tolerant	Low	Zone 5a
Pacific dogwood Cornus nuttallii	Tree	50 ft	Shade-tolerant	Medium	Zone 4b
Pacific madrone Arbutus menziesii	Tree	80 ft	Sun–part shade	Low	Zone 8b
Pacific ninebark Physocarpus capitatus	Shrub	8 ft	Sun	Low	Zone 4a
Pacific yew Taxus brevifolia	Tree	40 ft	Shade-tolerant	Low	Zone 5b
pale agoseris Agoseris glauca	Shrub	1 ft	Sun	Medium	Zone 4a
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
plantainleaf buttercup Ranunculus alismifolius	Wildflower (forb)	2 ft	Sun–part shade	High	Zone 4a
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
primrose monkeyflower Mimulus primuloides	Wildflower (forb)	1.5 ft	Shade-tolerant	High	Zone 4a
prostrate ceanothus Ceanothus prostratus	Shrub	6 in	Shade-tolerant	Low	Zone 5a
purple needlegrass Nassella pulchra	Grass or grass-like	3 ft	Sun–part shade	Medium	Zone 8b
quaking aspen Populus tremuloides	Tree	65 ft	Sun	High	Zone 1a
red huckleberry Vaccinium parvifolium	Shrub	12 ft	Shade-tolerant	Low	Zone 6a
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
Richardson's geranium Geranium richardsonii	Wildflower (forb)	3 ft	Sun–part shade	High	Zone 3b
Rocky Mountain maple Acer glabrum	Tree	30 ft	Sun–part shade	Low	Zone 3a
rubber rabbitbrush Ericameria nauseosa	Shrub	4 ft	Sun	Medium	Zone 3b
Rydberg's penstemon Penstemon rydbergii	Wildflower (forb)	3 ft	Sun	Low	Zone 3b
salt heliotrope Heliotropium curassavicum	Wildflower (forb)	1.2 ft	Sun	Medium	Zone 4b
saltgrass Distichlis spicata	Grass or grass-like	1.1 ft	Sun	Medium	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
scarlet gilia Ipomopsis aggregata	Wildflower (forb)	3 ft	Sun	Low	Zone 5b
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
seep monkeyflower Mimulus guttatus	Wildflower (forb)	2.5 ft	Shade-tolerant	High	Zone 3b
shiny chickweed Stellaria nitens	Wildflower (forb)	10 in	Shade-tolerant	Medium	Zone 12a
showy milkweed Asclepias speciosa	Wildflower (forb)	6 ft	Sun	Medium	Zone 4a
sicklekeel lupine Lupinus albicaulis	Wildflower (forb)	3 ft	Sun	Medium	Zone 12a
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
silvery lupine Lupinus argenteus	Wildflower (forb)	1.5 ft	Sun	Low	Zone 3a
slender cinquefoil Potentilla gracilis	Wildflower (forb)	2.4 ft	Sun	Low	Zone 3a
slender cottongrass Eriophorum gracile	Grass or grass-like	1.7 ft	Sun	High	Zone 3a
slender flatsedge Cyperus bipartitus	Grass or grass-like	5 ft	Sun	Medium	Zone 10b
small camas Camassia quamash	Wildflower (forb)	2.3 ft	Shade-tolerant	High	Zone 4b
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
squirreltail Elymus elymoides	Grass or grass-like	1.5 ft	Sun	Low	Zone 3a
sticky cinquefoil Potentilla glandulosa	Wildflower (forb)	1.5 ft	Sun–part shade	Low	Zone 4a
sugar pine Pinus lambertiana	Tree	229 ft	Sun–part shade	Medium	Zone 4b
sulphur-flower buckwheat Eriogonum umbellatum	Shrub	1 ft	Sun	Low	Zone 8a
tapertip flatsedge Cyperus acuminatus	Grass or grass-like	1.3 ft	Sun–part shade	High	Zone 3b
tarweed fiddleneck Amsinckia lycopsoides	Wildflower (forb)	3 ft	Sun	Low	Zone 4b
thickstem aster Eurybia integrifolia	Wildflower (forb)	3 ft	Sun	Low	Zone 5a
thimbleberry Rubus parviflorus	Shrub	4 ft	Sun–part shade	High	Zone 4b
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
toad rush Juncus bufonius	Grass or grass-like	1 ft	Sun	Medium	Zone 12a
turkey tangle fogfruit Phyla nodiflora	Wildflower (forb)	2 in	Sun–part shade	Low	Zone 5b
twoheaded water-starwort Callitriche heterophylla	Wildflower (forb)	—	Sun	High	Zone 4a
Utah serviceberry Amelanchier utahensis	Tree	15 ft	Sun–part shade	Medium	Zone 4b
valley oak Quercus lobata	Tree	100 ft	Sun	Medium	Zone 8a
wavyleaf Indian paintbrush Castilleja applegatei	Wildflower (forb)	1.5 ft	Sun	Low	Zone 4b
western azalea Rhododendron occidentale	Shrub	10 ft	Sun–part shade	High	Zone 8b
western columbine Aquilegia formosa	Wildflower (forb)	3 ft	Shade-tolerant	Medium	Zone 5a
western needlegrass Achnatherum occidentale	Grass or grass-like	2 ft	Sun–part shade	Low	Zone 4b
western waterleaf Hydrophyllum occidentale	Wildflower (forb)	1.5 ft	Shade-tolerant	Medium	Zone 5b
western white clematis Clematis ligusticifolia	Vine	1 ft	Sun–part shade	Medium	Zone 3b
western white pine Pinus monticola	Tree	200 ft	Sun–part shade	Medium	Zone 4a
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
whiteleaf manzanita Arctostaphylos manzanita	Shrub	8 ft	Sun–part shade	Low	Zone 5a
whitethorn ceanothus Ceanothus cordulatus	Shrub	8 ft	Sun	Low	Zone 5a
woolly mule-ears Wyethia mollis	Wildflower (forb)	2.5 ft	Shade-tolerant	Low	Zone 6a
yellow rabbitbrush Chrysothamnus viscidiflorus	Shrub	3 ft	Sun	Low	Zone 5a

Other native species recorded here 56

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.

American bird's-foot trefoil Lotus unifoliolatus
American pillwort Pilularia americana
American wild carrot Daucus pusillus
American yellowrocket Barbarea orthoceras
arroyo willow Salix lasiolepis
bastard toadflax Comandra umbellata
bearded flatsedge Cyperus squarrosus
bigleaf lupine Lupinus polyphyllus
blite goosefoot Chenopodium capitatum
brittle bladderfern Cystopteris fragilis
chaffweed Anagallis minima
chairmaker's bulrush Schoenoplectus americanus
coast tarweed Madia sativa
cottonbatting plant Pseudognaphalium stramineum
Douglas' knotweed Polygonum douglasii
fragrant bedstraw Galium triflorum
fringed willowherb Epilobium ciliatum
giant red Indian paintbrush Castilleja miniata
hairy waterclover Marsilea vestita
hooded coralroot Corallorhiza striata
low spearwort Ranunculus pusillus
meadow deathcamas Zigadenus venenosus
Menzies' fiddleneck Amsinckia menziesii
mountain tarweed Madia glomerata
muskflower Mimulus moschatus
narrowleaf minerslettuce Montia linearis
needleleaf navarretia Navarretia intertexta
pale spikerush Eleocharis macrostachya
pullup muhly Muhlenbergia filiformis
red baneberry Actaea rubra
roundleaf sundew Drosera rotundifolia
scentbottle Platanthera dilatata
Scouler's popcornflower Plagiobothrys scouleri
silverleaf nightshade Solanum elaeagnifolium
sleepy silene Silene antirrhina
slender phlox Microsteris gracilis
slender-spire orchid Piperia unalascensis
smallflower halfchaff sedge Lipocarpha micrantha
southern cattail Typha domingensis
spearleaf stonecrop Sedum lanceolatum
strapleaf willow Salix ligulifolia
stream orchid Epipactis gigantea
summer coralroot Corallorhiza maculata
sweetcicely Osmorhiza berteroi
tall annual willowherb Epilobium brachycarpum
threadleaf crowfoot Ranunculus trichophyllus
tower rockcress Arabis glabra
trailing pearlwort Sagina decumbens
water pygmyweed Crassula aquatica
western marsh cudweed Gnaphalium palustre
western rattlesnake plantain Goodyera oblongifolia
willow dock Rumex salicifolius
witchgrass Panicum capillare
woodland pinedrops Pterospora andromedea
woodland strawberry Fragaria vesca
Wright's cudweed Pseudognaphalium canescens

Also listed as native and introduced here 1

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.

floating primrose-willowLudwigia peploides

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, Calaveras County and California
Measure	Calaveras County	Typical county	Statewide
Native species	224	333	1,108
Garden-ready natives	168	239	720
Tree	43	—	111
Shrub	28	—	140
Wildflower (forb)	109	—	559
Grass or grass-like	36	—	253
Vine	4	—	16
Fern	4	—	29

Neighboring counties

Counties that share a ZIP code with Calaveras County.

Alpine County, CA 251 garden-ready
San Joaquin County, CA 106 garden-ready
Stanislaus County, CA 107 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: Calaveras County (county FIPS 06009), California. 224 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

Independent reference site. No government affiliation or endorsement.