Lupinus argenteus (silvery lupine)


Perennial forb or subshrub that can produce multiple erect stems, 1-2 ft in height. Stems can be hairy or not.


Gray-green, palmately-compound with 5 to 9 narrow leaflets, and attached to stems with long petioles.


Commonly blue or violet, sometimes pink, and rarely white. Pea-like flowers are arranged in a spike on stems, and are up to 8 in long.


June to August or later.


Found in steam valleys, dry roadsides, rocky prairies and open pine woods.


Attracts bees, hover flies and butterflies. Often the first generation of worker bumble bees can be found harvesting the bright red-orange pollen from this species.


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