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Hollowleaf annual lupine

Lupinus succulentus

Also called Arroyo Lupine

Hollowleaf annual lupine
Photo: The Marmot, CC BY 2.0

Hollowleaf annual lupine is a fleshy annual herb from California and Baja California, grown from seed for its purple-blue flower spikes. It is the most water tolerant of the lupines and does best in full sun with moist clay or heavy soil.

Family
Fabaceae (Pea & bean family)
Grows as
Succulent, Annual
Light
Full sun
Water
Tolerates more moisture than most lupines; keep soil moist during germination and early growth, then water when the top soil dries.
Soil
Moist clay or heavy soil; tolerates poor, disturbed ground.
Temperature
Germinates best at 13–21 °C (55–70 °F); tolerates cool conditions and frost-free spring to early summer growth.
How easy
Easy
Native range
California to Mexico (Baja California)
Climate
desert or dry shrubland

About

Lupinus succulentus is a species of lupine in the family Fabaceae. It is known by the common names hollowleaf annual lupine, arroyo lupine, and succulent lupine.

It is native to California, where it is common throughout much of the state, and adjacent sections of Arizona and Baja California. L. succulentus is known from many types of habitat and it can colonize disturbed areas.

How to grow it

Being the most water tolerant of all lupines, L. succulentus is used cultivated as an ornamental plant, for flower borders, native plant and wildlife gardens, and in natural landscaping projects.

Horticultural specifications

Other Lupinus plants

Silver lupine · White Lupin · Lupinus anatolicus · Yellow bush lupine · Miniature lupine · European yellow lupine · Chick Lupine · Tarwi · Nootka lupine · Bigleaf lupine · Texas bluebonnet · Texas lupine

Text excerpted from the Wikipedia article Lupinus succulentus by its contributors, under CC BY-SA 4.0; the excerpts and the care summary drawn from them are shared under the same licence.

The care summary was written by AI (Claude, Anthropic) from the sources on this page, with general growing knowledge where they are silent. Check before relying on it.

Life form, climate and native range: World Checklist of Vascular Plants, Royal Botanic Gardens, Kew (CC BY 3.0), reformatted; see Plants of the World Online.

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