Miniature Lupine

Lupinus bicolor

Also known as: Congdon's Lupine

Miniature Lupine

(c) Caleb Catto, some rights reserved (CC BY)

Taxonomy

Division:
Magnoliophyta | - Flowering plants
Family:
Fabaceae
Genus:
Lupinus
Species:
Lupinus bicolor

Growth Characteristics

Life Cycle:
Annual
Growth Habit:
Forb/herb
Height:
1-2 ft
Light Requirements:
Full Sun
Drought Tolerance:
Medium
Bloom Months:
mar, apr, may, jun
Bloom Colors:
Blue

Native Range

United States: Arizona, California, Michigan, Oregon, Washington, Canada: British Columbia

Keystone Species Ranking

Caterpillar Keystone:
★★☆☆☆ Based on number of butterfly and moth species using this genus as host plant (Source: National Wildlife Federation)
Bee Keystone:
★★★★☆ Based on number of native bee species using this genus for pollen and nectar (Source: National Wildlife Federation)

Host Plant for Caterpillars

Orange Sulphur (Colias eurytheme)

Reported Fauna Sightings

Bees: Black-tailed bumble bee (Bombus melanopygus), Black-tailed bumble bee (Bombus melanopygus), Yellow-faced bumble bee (Bombus vosnesenskii), Yellow-faced bumble bee (Bombus vosnesenskii)

Soil Requirements

Soil Type:
sandy, well-drained, nutrient-poor soil
pH:
5.5 - 7.5 (slightly acidic to neutral)
Drainage:
excellent drainage required
Moisture:
dry to moderate
Notes:
Commonly found in open, disturbed areas.

Germination Information

Pre-treatment: Seeds are sown into cone-tainers filled with Sunshine #1 (a soil-less peat-based media) amended with micro-nutrients (Micromax) and a slow release fertilizer (Osmocote 14-14-14).

Establishment: Seeds are collected between May 6th and May 26th when the pods turn dark brown to black. The species is found in sandy places below 3,000 feet elevation; from Humboldt County to British Columbia.

Source: npn.rngr.net