Plants that support Two-tailed Swallowtail
8 plants
California Hoptree
Ptelea crenulata
shrub
Larval Host
Bay Area native
California Sycamore
Platanus racemosa
tree
Larval Host
Bay Area native
Beaked Penstemon
Penstemon rostriflorus
perennial herb
Nectar
California Angelica
Angelica californica
perennial herb
Larval Host
Bay Area native
California Bay Laurel
Umbellularia californica
tree
Larval Host
Bay Area native
Covelo Mock Orange
Philadelphus lewisii 'Covelo'
perennial herb
Larval Host
Oregon ash
Fraxinus latifolia
tree
Larval Host
Bay Area native
Keystone species
Snowdrop Bush
Styrax redivivus
perennial herb
Larval Host