Host Plants
confirmed
LikelyGray Alder
Alnus incana
Red Alder
Alnus rubra
Quaking Aspen
Populus tremuloides
Chokecherry
Prunus virginiana
Grand Fir
Abies grandis
Balsam Fir
Abies magnifica
Mountain Alder
Alnus incana ssp. tenuifolia
White Alder
Alnus rhombifolia
Beaked Hazelnut
Corylus cornuta
California Hazel
Corylus cornuta ssp. californica
Sitka Spruce
Picea sitchensis
Knobcone Pine
Pinus attenuata
Lodgepole Pine
Pinus contorta
Bolander's Beach Pine
Pinus contorta ssp. bolanderi
Shore Pine
Pinus contorta ssp. contorta
Coulter Pine
Pinus coulteri
Bishop Pine
Pinus muricata
Ponderosa Pine
Pinus ponderosa
Monterey Pine
Pinus radiata
Foothill Pine
Pinus sabiniana
Fremont Cottonwood
Populus fremontii
Fremont Cottonwood
Populus fremontii ssp. fremontii
Black Cottonwood
Populus trichocarpa
Bitter Cherry
Prunus emarginata
Hollyleaf Cherry
Prunus ilicifolia
Klamath Plum
Prunus subcordata
Western Chokecherry
Prunus virginiana var. demissa
Coast Live Oak
Quercus agrifolia
Coast Live Oak
Quercus agrifolia var. agrifolia
Scrub Oak
Quercus berberidifolia
Canyon Live Oak
Quercus chrysolepis
Blue Oak
Quercus douglasii
Nuttall's Scrub Oak
Quercus dumosa
Leather Oak
Quercus durata
Leather Oak
Quercus durata var. durata
Garry's Oak
Quercus garryana
Black Oak
Quercus kelloggii
Valley Oak
Quercus lobata
Santa Cruz Island Oak
Quercus parvula
Shreve Oak
Quercus parvula var. shrevei
Tamalpais Oak
Quercus parvula var. tamalpaisensis
Interior Live Oak
Quercus wislizeni
Interior Live Oak
Quercus wislizeni var. frutescens
Interior Live Oak
Quercus wislizeni var. wislizeni
Sandbar Willow
Salix exigua
Sandbar Willow
Salix exigua var. hindsiana
Goodding's Black Willow
Salix gooddingii
Coastal Willow
Salix hookeriana
Red Willow
Salix laevigata
Shining Willow
Salix lasiandra
Yellow Willow
Salix lasiandra var. lasiandra
Arroyo Willow
Salix lasiolepis
Yellow Willow
Salix lutea
Dusky Willow
Salix melanopsis
Scouler's Willow
Salix scouleriana
Sitka Willow
Salix sitchensis
Huckleberry
Vaccinium cespitosum
Evergreen Huckleberry
Vaccinium ovatum
Red Huckleberry
Vaccinium parvifolium
Items per page