Booth's Willow
Salix boothii
Taxonomy
- Division:
- Magnoliophyta | - Flowering plants
- Family:
- Salicaceae
- Genus:
- Salix
- Species:
- Salix boothii
Growth Characteristics
- Life Cycle:
- Perennial
- Growth Habit:
- Shrub
- Height:
- 20-40 ft
- Light Requirements:
- Full Sun
- Drought Tolerance:
- High
- Bloom Months:
- apr, may, jun, jul
- Bloom Colors:
- Yellow, Green, Purple, Brown
- Landscaping Shrub:
- Yes
Native Range
United States: Alaska, Arizona, California, Colorado, Idaho, Montana, New Mexico, Nevada, Oregon, Utah, Washington, Wyoming, Canada: Alberta, British Columbia
Keystone Species Ranking
- Caterpillar Keystone:
- ★☆☆☆☆ Based on number of butterfly and moth species using this genus as host plant (Source: National Wildlife Federation)
- Bee Keystone:
- ★☆☆☆☆ Based on number of native bee species using this genus for pollen and nectar (Source: National Wildlife Federation)
Host Plant for Caterpillars
Eastern Tiger Swallowtail (Papilio glaucus)
Soil Requirements
- Soil Type:
- moist, nutrient-rich, loamy soil
- pH:
- 5.5 - 7.5 (slightly acidic to neutral)
- Drainage:
- tolerates poor drainage
- Moisture:
- consistently moist
- Notes:
- Commonly found in riparian zones and wetlands.
Germination Information
Pre-treatment: None required
Establishment: S. boothii is found throughout western United States and Canada in montane and subalpine riparian areas. Cuttings are collected from stooling beds that are hedged to maintain juvenile wood that is straight and for ease of handling and sticking in field beds. Wild collections are also grown at our nursery and kept separated according to source.
Source: npn.rngr.net