Dune Willow

Salix hookeriana

Dune Willow

Gordon Leppig & Andrea J. Pickart

Taxonomy

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

Growth Characteristics

Life Cycle:
Perennial
Growth Habit:
Shrub , Tree
Height:
20-40 ft
Light Requirements:
Full Sun, Part Shade, Shade
Drought Tolerance:
High
Bloom Months:
mar, apr, may
Bloom Colors:
Yellow, Green, Brown

Native Range

United States: Alaska, California, Oregon, Washington, Canada: 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

Acerra normalis, American lappet moth (Phyllodesma americana), American Swordgrass Moth (Xylena nupera), Dimorphic Euchlaena Moth (Euchlaena mollisaria), Egira hiemalis, false pinion (Litholomia napaea), Fishia evelina, George's pinion (Lithophane georgii), gray dagger moth (Acronicta grisea), gray swordgrass (Xylena cineritia), hibiscus Quaker (Orthosia hibisci), Homoglaea dives, Iridopsis emasculata, Linden looper (Erannis tiliaria), oak nycteoline (Nycteola revayana), Portland Phosphila (Pheosia portlandia), Pseudorthodes irrorata, Red-washed Prominent (Oligocentria semirufescens), Rusty Tussock Moth (Orgyia antiqua), Silver-spotted Tiger Moth (Lophocampa argentata), Spotted Tussock Moth (Lophocampa maculata), Synaxis jubararia, Three-spotted sallow (Eupsilia tristigmata), Unicorn caterpillar moth (Schizura unicornis), Variegated cutworm (Peridroma saucia), Xanthorhoe defensaria, Western Tiger Swallowtail (Papilio rutulus)

Reported Fauna Sightings

Bees: Black-tailed bumble bee (Bombus melanopygus), Black-tailed bumble bee (Bombus melanopygus)

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:
Common in coastal wetlands and riparian zones