There are 230 species of Phacelia, also known as SCORPION WEED, is a member of the Boraginaceae family. Phacelia californica is a perennial wildflower. It resides mostly along the coast of northern California; patches are found in the Sierras as well. This is one of the cultivated Phacelia perennials that appeal to butterflies. Phacelia sericea, an alpine perennial that is summer flowering, prefers regular water, and grows to 2 feet tall in Zones 3-10. Try it in a container.

Unspecified butterflies that reside in northern California will feed on are Phacelia californica. More than one hundred butterfly species inhabit this region.