Longleaf Bush Lupine
Lupinus longifolius
Taxonomy
- Division:
- Magnoliophyta | - Flowering plants
- Family:
- Fabaceae
- Genus:
- Lupinus
- Species:
- Lupinus longifolius
Growth Characteristics
- Life Cycle:
- Perennial
- Growth Habit:
- Shrub , Subshrub
- Height:
- 3-4 ft
- Light Requirements:
- Full Sun
- Drought Tolerance:
- High
- Bloom Months:
- mar, apr, may, jun
- Bloom Colors:
- Blue, Violet
Native Range
United States: California
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
Areniscythris brachypteris, Chionodes braunella, cosmopolitan walshia moth (Walshia miscecolorella), Epinotia infuscana, Genista Broom Moth (Uresiphita reversalis), orange tortrix moth (Argyrotaenia franciscana), Painted Tiger Moth (Arachnis picta), Rhamphura ochristriata, Sparganothis senecionana, Syncopacma metadesma, Syncopacma nigrella, toothed somberwing (Euclidia cuspidea), Arrowhead Blue (Glaucopsyche piasus), Western Blue (Plebejus icarioides)
Soil Requirements
- Soil Type:
- sandy, well-drained, nutrient-poor soil
- pH:
- 6.0 - 7.5 (slightly acidic to neutral)
- Drainage:
- excellent drainage required
- Moisture:
- dry to moderate
- Notes:
- Native to coastal areas, prefers open, sunny locations
Germination Information
Pre-treatment: Cold-moist stratification for 30 days at 1–5°C (34–41°F).; then Scarify, then cold-moist stratify for 60 days.
Notes: Seeds may require light for germination.
Source: OpenAI GPT-4o