Lupinus succulentus Douglas ex K. Koch
Hollowleaf annual lupine, Hollow-leaf annual lupine, Arroyo lupine, Succulent lupine
Fabaceae (Pea Family)
Synonym(s): Lupinus succulentus var. layneae
USDA Symbol: LUSU3
The upper portion of the fleshy, 1-3 ft. stem is covered with whorls of small, purplish-blue to rusty-red, sweetly fragrant flowers. Each flower’s uppermost petal has a yellow center. Seven to nine, smooth, dark-green leaflets make up the palmate foliage.
This lupine is very easily grown and quite adaptable. After it is established, too much water can cause mildew diseases of the leaves.
From the Image Gallery
Bloom InformationBloom Color: Blue , Purple
Bloom Time: Feb , Mar , Apr , May
DistributionUSA: AZ , CA
Native Distribution: CA Coast Ranges, inland to Butte & Shasta Cos. & w. side of San Joaquin Valley
Native Habitat: Grassy flats & slopes below 2000 ft.
Growing ConditionsLight Requirement: Sun
Soil Moisture: Dry
Soil Description: Dry, well-drained soil.
Value to Beneficial InsectsSpecial Value to Native Bees
Special Value to Bumble Bees
This information was provided by the Pollinator Program at The Xerces Society for Invertebrate Conservation.
PropagationDescription: Broadcast seeds in fall.
Seed Collection: Not Available
Seed Treatment: Germination is enhanced by scarification or nicking of the seed coat. Allow the seeds to soak overnight in warm water before planting.
Commercially Avail: yes
Find Seed or Plants
Find seed sources for this species at the Native Seed Network.
From the National Organizations DirectoryAccording to the species list provided by Affiliate Organizations, this plant is on display at the following locations:
Native Seed Network - Corvallis, OR
BibliographyBibref 995 - Native Landscaping from El Paso to L.A. (2000) Wasowski, S. and A. Wasowski
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Recommended Species Lists
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Additional resourcesUSDA: Find Lupinus succulentus in USDA Plants
FNA: Find Lupinus succulentus in the Flora of North America (if available)
Google: Search Google for Lupinus succulentus
MetadataRecord Modified: 2009-02-21
Research By: TWC Staff