Shaggy Lupine

Lupinus covillei

Native to:
United States
Shaggy Lupine

Dean Wm. Taylor (www.flickr.com)

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Taxonomy

Division:
Magnoliophyta | - Flowering plants
Family:
Fabaceae
Genus:
Lupinus
Species:
Lupinus covillei
USDA Symbol:
LUCO4

Growth Characteristics

Life Cycle:
Perennial
Growth Habit:
Forb/herb
Height:
60 cm
Light Requirements:
Full Sun
Drought Tolerance:
Medium
Bloom Months:
may,jun,jul,aug
Bloom Colors:
blue, purple, white

Wildlife Benefits

Bees:
★☆☆☆☆ Documented bee visitation (GBIF)
Butterflies & Moths:
★☆☆☆☆ Documented Lepidoptera association (GBIF)

Keystone Species Ranking

Caterpillar Keystone:
★★★★☆ Butterfly & moth species supported by this genus (NWF)
Pollen Specialist Bee Keystone:
★★☆☆☆ Native pollen specialist bee species supported by this genus (NWF)

Garden & Ecology Notes

Wildlife Value:
bees, butterflies
Deer Resistant:
Yes
Fire Ecology:
Fire adapted — tolerates or benefits from fire
Fire Notes:
Resprouts from root crown after fire; may show increased germination post-fire in montane habitats.

Soil Requirements

Soil Type:
sandy, well-drained, nutrient-poor soil
pH:
5.5 - 7.0 (slightly acidic to neutral)
Drainage:
excellent drainage required
Moisture:
dry to moderate
Notes:
native to open, rocky slopes and ridges

Propagation & Germination

Stratification:
Cold/moist stratification required — 14–30 days
Scarification:
Seed coat scarification required before sowing
Germination Time:
14–60 days
Notes:
Scarification of hard seed coat improves germination. May benefit from inoculation with Bradyrhizobium.

The above propagation data sourced from Claude AI

Pre-treatment: No treatment required for fresh seed; scarification or hot water for stored seed

Establishment: Collected in the Yosemite National Park. Found in depressions, meadow edges, moist rocky slopes, 8,000-11,000 feet.

Source: npn.rngr.net