Balsam Willow

Salix pyrifolia

Balsam Willow

Étienne Lacroix-Carignan

Taxonomy

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

Growth Characteristics

Life Cycle:
Perennial
Growth Habit:
Shrub , Tree
Height:
12-20 ft
Light Requirements:
Full Sun
Drought Tolerance:
High
Bloom Months:
may
Bloom Colors:
Green, Brown
Landscaping Shrub:
Yes

Native Range

United States: Maine, Michigan, Minnesota, New Hampshire, New York, Vermont, Wisconsin, Canada: Alberta, British Columbia, Manitoba, New Brunswick, Nova Scotia, Northwest Territories, Ontario, Prince Edward Island, 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

Io moth (Automeris io), Dreamy Duskywing (Erynnis icelus)

Soil Requirements

Soil Type:
moist, nutrient-rich loamy soil
pH:
5.0 - 7.5 (slightly acidic to neutral)
Drainage:
tolerates poor drainage
Moisture:
consistently moist
Notes:
Commonly found in wetlands and along streams