The species has larvae which live near plants such as odontites and large specimens of euphrasia, both in the figwort family (Scrophulariaceae).
Scrophularia californica is a flowering plant in the figwort family which is known by the common names California figwort and California bee plant.
Leucophyllum frutescens, an evergreen shrub in the figwort family, native to Texas, that is not a true sage