Lupine Russell hybrid (Lupinus subcarnosus)
Texas Bluebonnet (Lupinus texensis)
Herbaceous flower up to 4' tall (Russel hybrids) or 1' tall (bluebonnets)
Full sun to partial shade, prefers acid soil. Start seeds indoors 6-8 weeks before average last frost.
Collect fully mature, dried seedpods in late Summer or Fall, before frost. Dried seed is speckled, about 1/8" diameter.
Important host plant for the larvae of the endangered Karner Blue butterfly.
Soil, water, sunlight, nutrients, beneficial bacteria
Nitrogen, Seeds, Leaves, Flowers, Roots, Root nodules