A 1-2' annual with deep blue flowers. Native on the nursery site in gravelly soil in part shade to full sun. Foliage delicately dissected, not coarse like some of the other lupine species. more specific as to site and soil conditions than the perennial species.
Foliage of Lupinus benthamii is na.
Flower of Lupinus benthamii has color blue.
Communities for Lupinus benthamii:Chaparral, Valley Grassland and Southern Oak Woodland.