Host Plants
confirmed
LikelyBlueberry
Vaccinium uliginosum
Gray Alder
Alnus incana
Mountain Alder
Alnus incana ssp. tenuifolia
White Alder
Alnus rhombifolia
Red Alder
Alnus rubra
Green Alder
Alnus viridis
Sitka Alder
Alnus viridis ssp. sinuata
Brown Dogwood
Cornus glabrata
Pacific Dogwood
Cornus nuttallii
Red Osier Dogwood
Cornus sericea
Western Dogwood
Cornus sericea ssp. occidentalis
Creek Dogwood
Cornus sericea ssp. sericea
Miner's Dogwood
Cornus sessilis
Oregon Crab Apple
Malus fusca
Black Cottonwood
Populus trichocarpa
Bitter Cherry
Prunus emarginata
Klamath Plum
Prunus subcordata
Chokecherry
Prunus virginiana
Western Chokecherry
Prunus virginiana var. demissa
Western Labrador Tea
Rhododendron columbianum
Pacific Rhododendron
Rhododendron macrophyllum
Western Labrador Tea
Rhododendron neoglandulosum
Western Azalea
Rhododendron occidentale
Western Azalea
Rhododendron occidentale var. paludosum
Stink Currant
Ribes bracteosum
Spreading Gooseberry
Ribes divaricatum
Straggly Gooseberry
Ribes divaricatum var. pubiflorum
Trailing Black Currant
Ribes laxiflorum
Gummy Gooseberry
Ribes lobbii
Chaparral Currant
Ribes malvaceum
Canyon Gooseberry
Ribes menziesii
Canyon Gooseberry
Ribes menziesii var. menziesii
Sierra Gooseberry
Ribes roezlii
Hoary Gooseberry
Ribes roezlii var. amictum
Shinyleaf Currant
Ribes roezlii var. cruentum
Sierra Gooseberry
Ribes roezlii var. roezlii
Red Flowering Currant
Ribes sanguineum
Pink-flowering Currant
Ribes sanguineum var. glutinosum
Desert Gooseberry
Ribes velutinum
Western Raspberry
Rubus leucodermis
Thimbleberry
Rubus parviflorus
Salmon Berry
Rubus spectabilis
California Blackberry
Rubus ursinus
Del Norte Willow
Salix delnortensis
Sandbar Willow
Salix exigua
Sandbar Willow
Salix exigua var. hindsiana
Coastal Willow
Salix hookeriana
Shining Willow
Salix lasiandra
Yellow Willow
Salix lasiandra var. lasiandra
Arroyo Willow
Salix lasiolepis
Dusky Willow
Salix melanopsis
Scouler's Willow
Salix scouleriana
Sitka Willow
Salix sitchensis
Tracy's Willow
Salix tracyi
Douglas's Spirea
Spiraea douglasii
Meadow Sweet
Spiraea splendens
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