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Host Plants

confirmed

Likely
Big Leaf Maple
Acer macrophyllum
White Alder
Alnus rhombifolia
Western Serviceberry
Amelanchier alnifolia
Deerbrush
Ceanothus integerrimus
Tobacco Brush
Ceanothus velutinus
Red Osier Dogwood
Cornus sericea
Beaked Hazelnut
Corylus cornuta
Black Hawthorn
Crataegus douglasii
Cascara Sagrada
Frangula purshiana
Ocean Spray
Holodiscus discolor
Orange Honeysuckle
Lonicera ciliosa
Osoberry
Oemleria cerasiformis
Pacific Ninebark
Physocarpus capitatus
Quaking Aspen
Populus tremuloides
Black Cottonwood
Populus trichocarpa
Bitter Cherry
Prunus emarginata
Chokecherry
Prunus virginiana