San Mateo Tree Lupine
Lupinus arboreus
- Native to:
- Mexico, United States
Alexander, R.R Ronco, F. Jr,United States. Bureau of Plant Industry,,Johann Baptist von Spix e Karl Friedrich Philipp von Martius,Alexander, Robert R Rocky Mountain Forest and Range Experiment Station (Fort Collins, Colo.),Spix, Johann Baptist von, 1781-1826, author,Lennep, H. C. Roeters van,Erasmus, Desiderius, -1536 Listrius, Gerardus Molitor, Oswald Holbein, Hans, 1497-1543 Becker, Wilhelm Gottlieb, 1753-1813 Haas, G. de (Gerardus), 1737-1817,Linnean Society of New South Wales,Société des amis des sciences naturelles de Rouen,Commentarii de rebus in scientia naturali et medicina gestis.,LeConte, John L. (John Lawrence), 1825-1883
Taxonomy
- Division:
- Magnoliophyta | - Flowering plants
- Family:
- Fabaceae
- Genus:
- Lupinus
- Species:
- Lupinus arboreus
- USDA Symbol:
- LUEX2
Growth Characteristics
- Life Cycle:
- Perennial
- Growth Habit:
- Shrub , Subshrub
- Height:
- 200 cm
- Light Requirements:
- Full Sun
- Drought Tolerance:
- High
- Bloom Months:
- apr,may,jun,jul,aug
- Bloom Colors:
- yellow, blue, purple, white
- Landscaping Shrub:
- Yes
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)
Host Plant for Caterpillars
Reported Fauna Sightings
Garden & Ecology Notes
- Wildlife Value:
- bees, butterflies, birds
- Deer Resistant:
- Yes
- Salt Tolerant:
- Yes
- Fragrant:
- Yes
- Fire Ecology:
- Fire adapted — tolerates or benefits from fire
- Fire Notes:
- Resprouts from root crown after fire; also colonizes burned areas from soil seed bank.
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 required; soak in hot water or nick seed coat. Cold stratification improves germination rates.
The above propagation data sourced from Claude AI
Pre-treatment: Cold-moist stratification for 30 days at 1–5°C (34–41°F).; then Scarify, then cold-moist stratify for 60 days.
Source: Claude AI