EDI Species of the Week
Purple owl’s clover (Castilleja exserta)
Purple Owl's Clover is a colorful annual in the same family as Indian paintbrushes. Native to the Southwestern United States and Northwestern Mexico, it blooms from March to May. Its vibrant flowers serve as a magnet for bees and butterflies and play a vital role as the host plant for the Bay Checkerspot butterfly, a threatened species in California.
Purple Owl's Clover is a colorful annual in the same family as Indian paintbrushes. Native to the Southwestern United States and Northwestern Mexico, it blooms from March to May. Its vibrant flowers serve as a magnet for bees and butterflies and play a vital role as the host plant for the Bay Checkerspot butterfly, a threatened species in California.