''Lupinus succulentus'' is a species of
lupin
''Lupinus'', commonly known as lupin, lupine, or regionally bluebonnet etc., is a genus of plants in the legume family Fabaceae. The genus includes over 199 species, with centers of diversity in North and South America. Smaller centers occur ...
e 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.
Description
''L. succulentus'' is a fleshy annual herb that grows up to in height. The amount of fertility and moisture generally dictates the height of the plant. Prefers moist clay or heavy soils in full sun. Each palmate leaf is made up of 7 to 9 leaflets up to 6 centimeters long.
The
inflorescence is a series of whorls of flowers each between 1 and 2 centimeters long. The flower is generally purple-blue with a white or pink patch on its banner, and there are sometimes flowers in shades of light purple, pink, and white.
The fruit is a roughly hairy
legume
A legume () is a plant in the family Fabaceae (or Leguminosae), or the fruit or seed of such a plant. When used as a dry grain, the seed is also called a pulse. Legumes are grown agriculturally, primarily for human consumption, for livestock f ...
pod up to 5 centimeters long and about 1 centimeter wide.
Cultivation
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:
*Height: 1–4 feet
*Optimum soil temperature for germination: 55 °F–70 °F
*Blooming Period: April–May
*Germination: 15–75 days
*Sowing depth: 1/8"
External links
Jepson Manual Treatment — ''Lupinus succulentus''CalFlora Database: ''Lupinus succulentus'' (arroyo lupine)''Lupinus succulentus'' Photo gallery
succulentus
Flora of Arizona
Flora of Baja California
Flora of California
Flora of Sonora
Natural history of the California chaparral and woodlands
Natural history of the California Coast Ranges
Natural history of the Central Valley (California)
Natural history of the Peninsular Ranges
Natural history of the San Francisco Bay Area
Natural history of the Santa Monica Mountains
Natural history of the Transverse Ranges
Garden plants of North America
Flora without expected TNC conservation status
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