Sunset®: 1-7,14-17,34,36-45
USDA: 5-9
Frost Tolerance: Hardy to -15°F (-26°C)
Heat Tolerance: Winter and spring annuals in Phoenix
Sun Exposure: Full sun
Origin: Hybrids with Lupinus polyphyllus and Lupinus arboreus in their parentage
Growth Habits: Clump forming perennial, up to 4 feet tall (1.2 m) or smaller depending on variety, dwarf varieties are 18 inches tall (45 cm)
Watering Needs: Regular water, does better with moist soil
Propagation: Seeds, self-seed, but new plants won't look like parents, basal cuttings in spring
Lupines attract butterflies. The blossom of the lupines are great for cut flowers.
Culture:
Place the young lupine plants 18 inches apart (45 cm). They like a well drained soil rich in organic matter. Amend the soil with peat moss or compost before planting.
Propagation:
Soak the seeds for 24 hours before planting.
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