Plants that support Marine Blue
9 plants
Chaparral Pea
Pickeringia montana var. montana
shrub
Multiple generations use developing legume pods
Collared Annual Lupine
Lupinus truncatus
annual
primary host plant for caterpillar stages
Interior Goldenbush
Ericameria linearifolia
shrub
Multiple generation host plant; spring through fall activity
Napa False Indigo
Amorpha californica var. napensis
perennial herb
early season host plant for larval development
Seaside Heliotrope
Heliotropium curassavicum
perennial herb
Caterpillars feed on flowers and developing seed pods; multiple generations annually
Slender Sunflower
Helianthus gracilentus
perennial herb
Multiple broods utilize plant as host; common in California grasslands and chaparral
Soap Plant
Chlorogalum pomeridianum
geophyte
Larvae feed on buds and flowers; multiple generations April-October
Southern honeysuckle
Lonicera subspicata
shrub
Host plant for larvae; multiple generations year-round in southern California
Texas Indian Paintbrush
Castilleja foliolosa
perennial herb
Multiple generations use plant as larval host throughout growing season