Taxonomy

Division:

Magnoliophyta | - Flowering plants

Family:

Fabaceae

Genus:

Lupinus

Species:

Lupinus atlanticus

USDA Symbol:

LUAT

Growth Characteristics

Height:

60 cm

Light Requirements:

Full Sun

Drought Tolerance:

Medium

Bloom Months:

apr,may,jun

Bloom Colors:

blue, purple, white

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

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:

Prefers open, sunny locations; native to Mediterranean climates.

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. Cold stratification helps break dormancy.

The above propagation data sourced from Claude AI