Host Plants
confirmed
LikelyQuaking Aspen
Populus tremuloides
Coast Live Oak
Quercus agrifolia
Sandbar Willow
Salix exigua
Shining Willow
Salix lasiandra
Resin Birch
Betula glandulosa
Water Birch
Betula occidentalis
Beaked Hazelnut
Corylus cornuta
California Hazel
Corylus cornuta ssp. californica
Black Hawthorn
Crataegus douglasii
Klamath Hawthorn
Crataegus gaylussacia
Common Loosestrife
Lythrum californicum
Fremont Cottonwood
Populus fremontii
Fremont Cottonwood
Populus fremontii ssp. fremontii
Black Cottonwood
Populus trichocarpa
Desert Peach
Prunus andersonii
Bitter Cherry
Prunus emarginata
Desert Range Almond
Prunus fasciculata
Desert Apricot
Prunus fremontii
Hollyleaf Cherry
Prunus ilicifolia
Hollyleaf Cherry
Prunus ilicifolia ssp. ilicifolia
Catalina Cherry
Prunus ilicifolia ssp. lyonii
Klamath Plum
Prunus subcordata
Klamath Plum
Prunus subcordata var. subcordata
Chokecherry
Prunus virginiana
Western Chokecherry
Prunus virginiana var. demissa
Coast Live Oak
Quercus agrifolia var. agrifolia
Coastal Live Oak
Quercus agrifolia var. oxyadenia
Scrub Oak
Quercus berberidifolia
Cedros Island Oak
Quercus cedrosensis
Canyon Live Oak
Quercus chrysolepis
Muller Oak
Quercus cornelius-mulleri
Blue Oak
Quercus douglasii
Nuttall's Scrub Oak
Quercus dumosa
Leather Oak
Quercus durata
Leather Oak
Quercus durata var. durata
San Gabriel Oak
Quercus durata var. gabrielensis
Engelmann Oak
Quercus engelmannii
Garry's Oak
Quercus garryana
Garry's Oak
Quercus garryana var. breweri
Oregon White Oak
Quercus garryana var. garryana
Oregon White Oak
Quercus garryana var. semota
Tucker's Oak
Quercus john-tuckeri
Black Oak
Quercus kelloggii
Valley Oak
Quercus lobata
Macdonald Oak
Quercus macdonaldii
Desert Oak
Quercus palmeri
Deer Oak
Quercus sadleriana
Grey Oak
Quercus turbinella
Huckleberry Oak
Quercus vacciniifolia
Interior Live Oak
Quercus wislizeni
Interior Live Oak
Quercus wislizeni var. frutescens
Interior Live Oak
Quercus wislizeni var. wislizeni
Booth's Willow
Salix boothii
Shortfruit Willow
Salix brachycarpa
Short-fruited Willow
Salix brachycarpa var. brachycarpa
Brewer's Willow
Salix breweri
Drummond's Willow
Salix drummondiana
Mountain Willow
Salix eastwoodiae
Narrow-leaved Willow
Salix exigua var. exigua
Sandbar Willow
Salix exigua var. hindsiana