Tree · Salicaceae
Pussy willow
Salix discolor
Pussy willow is recorded as native to 25 states and territories in Kew’s World Checklist of Vascular Plants and USDA PLANTS, and recorded in 494 counties of those states by USDA PLANTS.
Key facts · USDA PLANTS
Pussy willow at a glance
- Native in
- 494 counties, across 25 states and territories
- Estimated cold hardiness
- Zone 4a PLANTS minimum temperature −33°F
- Mature height
- 40 ft PLANTS mature height
- Light and water
- Tolerates shade High water use
Estimated cold hardiness: zone 4a. PLANTS gives a minimum temperature of −33°F; zone 4a winters bottom out at −30°F, the coldest half-zone that stays within that limit.
Pussy willow is recorded as native to 25 states and territories in Kew’s World Checklist of Vascular Plants and USDA PLANTS, and recorded in 494 counties of those states by USDA PLANTS.
Counties where it is native
The 15 counties with the most ZIP codes among the 494 where it is listed.
Native counties by state
- Connecticut statewide record
- Delaware 1 county
- Illinois 44 counties
- Indiana 44 counties
- Iowa 9 counties
- Kentucky 8 counties
- Maine 16 counties
- Maryland 2 counties
- Massachusetts 14 counties
- Michigan 69 counties
- Minnesota 49 counties
- Missouri 1 county
- Montana 1 county
- New Hampshire 10 counties
- New Jersey 17 counties
- New York 42 counties
- North Dakota 14 counties
- Ohio 58 counties
- Pennsylvania 44 counties
- Rhode Island 5 counties
- South Dakota 7 counties
- Vermont 12 counties
- West Virginia 6 counties
- Wisconsin 13 counties
- Wyoming 8 counties
Growing traits
Values from the PLANTS characteristics record. “Not recorded” means PLANTS has no value; nothing here is estimated except the zone.
Growth
- Growth habit
- Shrub, Tree
- Duration
- Perennial
- Mature height
- 40 ft
- Growth rate
- Rapid
- Growth form
- Single Stem
- Shape
- Erect
- Lifespan
- Long
- Active growth period
- Spring
Light and water
- Shade tolerance
- Tolerant (tolerates shade)
- Moisture use
- High water use
- Drought tolerance
- Low
- Tolerance of waterlogged soil
- High
- Precipitation range
- 20 to 50 in per year
Soil
- Soil textures
- Coarse, medium and fine
- pH range
- 4 to 7
- Lime (CaCO₃) tolerance
- Medium
- Salinity tolerance
- None
- Fertility requirement
- Low
- Minimum root depth
- 20 in
Climate
- Minimum temperature
- −33°F
- Estimated cold hardiness
- Zone 4a and warmer
- Minimum frost-free days
- 95
- Fire tolerance
- Medium
Flowers, leaves and fruit
- Flower color
- White
- Showy flowers
- No
- Bloom period
- Winter
- Foliage color
- Green
- Showy in fall
- No
- Keeps leaves
- No
- Fruit color
- Not recorded
Other
- Toxicity
- None
- Nitrogen fixation
- None
- Nursery availability
- Routinely Available
- Family
- Salicaceae
- PLANTS symbol
- SADI
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.
- Scope
- Salix discolor (PLANTS symbol SADI).
- 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