yellow bush lupine Fabaceae Lupinus arboreus Sims Listen to the Latin symbol: LUAR Other Fact Sheets
Leaf: Alternate, deciduous, palmately compound, 4 inches long, 5 to 11 elliptical to oblanceolate leaflets, each 1 to 2 1/2 inches long, gray-green and often with silky hairs.
Flower: Very showy yellow or sometimes purple in upright 6 inch spikes.
Fruit: Pea-like brown-hairy pods, 1 1/2 to 2 1/2 inches long; twist open violently when ripe, expelling seeds.
Twig: Green to red-green.
Bark: Gray.
Form: Erect woody shrub to 6’ tall; ball-shaped when growing in the open.

Looks like: dune lupine
leaf flower fruit form1 map
Additional Range Information:
Lupinus arboreus is native to North America.
Range may be expanded by planting.
See states reporting yellow bush lupine.
External Links:
USDA Plants Database
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Photos and text by: John Seiler,
Edward Jensen, Alex Niemiera,
and John Peterson
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