species 3,630 observations
Least Willow
Salix herbacea
Field notes
Supports All
402
native animals
supported in the US
supported in the US
-
Caterpillars
Moths and butterflies raised on it



Mourning Cloak, Fall Webworm Moth, Willow Leafcone Caterpillar Moth, Hornet Moth
245
-
Specialist bees
Bees whose young are raised on the pollen of it


Clark's Mining Bee, Frigid Mining Bee, Red-tailed Mining Bee
3
-
Hosted animals
Gall makers, leaf miners and other animals living on or in it



Willow Pinecone Gall Midge, Flat-headed Poplar Borer, Willow Redgall Sawfly, Flat-headed Hardwood Borer
10
-
Plant eaters
Animals that feed on it



Rock Ptarmigan, Small Willow Aphid, Mallard, Common Raven
67
-
Flower visitors
Pollinators and other flower visitors



Red Mason Bee, Red Admiral, Greater Bee Fly, Cryptic Bumble Bee
77
Range
Greener is more native, amber more introduced; paler is less certain. How this was decided
Key traits
- Layer
- Shrubs
From USDA PLANTS.