Diamondleaf Willow

Salix planifolia

Diamondleaf Willow

Ansgar Walk

Taxonomy

Division:
Magnoliophyta | - Flowering plants
Family:
Salicaceae
Genus:
Salix
Species:
Salix planifolia

Growth Characteristics

Life Cycle:
Perennial
Growth Habit:
Shrub , Subshrub , Tree
Height:
20-40 ft
Light Requirements:
Full Sun
Drought Tolerance:
High
Bloom Months:
apr, may
Bloom Colors:
White, Green
Landscaping Shrub:
Yes

Native Range

United States: Alaska, Arizona, California, Colorado, Idaho, Maine, Michigan, Minnesota, Montana, New Hampshire, New Mexico, Nevada, Oregon, South Dakota, Utah, Vermont, Washington, Wisconsin, Wyoming, Canada: Alberta, British Columbia, Manitoba, Northwest Territories, Nunavut, Ontario, Quebec, Saskatchewan, Yukon

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

Clouded Sulphur (Colias scudderii)

Reported Fauna Sightings

Bees: Fuzzy-horned bumble bee (Bombus mixtus), Fuzzy-horned bumble bee (Bombus mixtus)

Soil Requirements

Soil Type:
rich, moist, organic soil
pH:
5.5 - 7.0 (slightly acidic to neutral)
Drainage:
tolerates poor drainage
Moisture:
consistently moist
Notes:
Commonly found in wetlands and along streams.

Germination Information

Pre-treatment: None required

Establishment: S. planifolia is found from Alaska to Newfoundland and south to New Hampshire, Maine, Wisconsin, Minnesota, South Dakota and south through the western states to New Mexico, Arizona, and California.

Source: npn.rngr.net