Relationships
- Associated withCalifornia Willow Leaf Beetle (Plagiodera californica)
- Associated withWillow Bead Gall Mite (Aculus tetanothrix)
- Larval host ofCanadian Tiger Swallowtail (Papilio canadensis)
- Larval host ofGenus Euura
- Larval host ofIo Moth (Automeris io)
- Larval host ofLappet Moth (Phyllodesma americana)
- Larval host ofLorquin's Admiral (Limenitis lorquini)
- Larval host ofMourning Cloak (Nymphalis antiopa)
- Larval host ofPale Beauty (Campaea perlata)
- Larval host ofPolyphemus Moth (Antheraea polyphemus)
- Larval host ofYellow-haired Dagger Moth (Acronicta impleta)
