Data provided by the participants of the Consortium of California Herbaria

View additional distribution information on the Jepson eflora

Lupinus longifolius is a species of lupine known by the common name longleaf bush lupine. It is native to the coastal mountain ranges and hillsides of southern California and Baja California, where it grows in local habitat in the canyons and slopes, such as scrub and chaparral. This is a bushy, erect shrub which can reach a maximum height around 1.5 meters. Each palmate leaf is divided into 5 to 10 leaflets up to 6 centimeters long. The herbage is green or gray-green and coated in short, silvery hairs. The flower cluster is long, narrow raceme of many flowers each between 1 and 2 centimeters in length. The flower is purple or blue, sometimes with a whitish patch on its banner. The fruit is a dark-colored, hairy legume pod containing 6 to 8 seeds.

Plant type

Shrub

Size

2 - 5 ft Tall

Calscape icon
Color

Purple, Blue

Flowering season

Winter, Spring, Summer, Fall

Sun

Full Sun, Partial Shade

Water

Moderate

Ease of care

Moderate

Soil drainage

Fast

Soil description

Prefers rocky, well drained soil.

Propagation

For propagating by seed: Fresh seeds need no treatment. Stored seeds scarification or hot water.

Sunset Zones

14*, 15, 16, 17

Plant communities

Chaparral, Coastal Sage Scrub, Southern Oak Woodland

Bats
Birds
Bees
Caterpillars
Butterflies

Butterflies and moths supported

0 confirmed and 41 likely

Confirmed Likely

Agrochola purpurea

Painted Tiger Moth

Arachnis picta

Oso Flaco Flightless Moth

Areniscythris brachypteris

Orange Tortrix Moth

Argyrotaenia franciscana