Plants that support Gypsy moth
3 plants
Balsam Poplar
Populus trichocarpa
tree
Invasive; larvae voraciously defoliate poplar foliage in outbreak years
Bay Area nativeKeystone species
Beaked Filbert
Corylus cornuta subsp. californica
shrub
Larval host plant, caterpillar feeding May-July during outbreak years
Bay Area nativeKeystone species
Bitter-berry
Prunus virginiana var. demissa
tree
Caterpillars strip leaves May-Jun; can cause significant defoliation
Bay Area nativeKeystone species