Lupinus Species, Sky-Blue Lupine

Lupinusdiffusus

Family
Fabaceae (fab-AY-see-ee)
Genus
Lupinus (loo-PIE-nus)
Species
diffusus (dy-FEW-sus)
Synonym
Sun Exposure
Full Sun
Foliage
Succulent
Height
24-36 in. (60-90 cm)
Spacing
18-24 in. (45-60 cm)
Hardiness
USDA Zone 6a: to -23.3 °C (-10 °F)
USDA Zone 6b: to -20.5 °C (-5 °F)
USDA Zone 7a: to -17.7 °C (0 °F)
USDA Zone 7b: to -14.9 °C (5 °F)
USDA Zone 8a: to -12.2 °C (10 °F)
USDA Zone 8b: to -9.4 °C (15 °F)
USDA Zone 9a: to -6.6 °C (20 °F)
USDA Zone 9b: to -3.8 °C (25 °F)
USDA Zone 10a: to -1.1 °C (30 °F)
USDA Zone 10b: to 1.7 °C (35 °F)
Danger
All parts of plant are poisonous if ingested
Bloom Color
Light Blue
Dark Blue
Bloom Time
Late Winter/Early Spring
Mid Spring
Other Details
Category
Perennials
Water Requirements
Drought-tolerant; suitable for xeriscaping
Foliage Color
Bronze
Where to Grow
Bloom Characteristics
This plant is attractive to bees, butterflies and/or birds
Bloom Size
Other details
Soil pH requirements
6.1 to 6.5 (mildly acidic)
6.6 to 7.5 (neutral)
Patent Information
Non-patented
Propagation Methods
From seed; direct sow after last frost
Scarify seed before sowing
Seed Collecting
Regional

This plant is said to grow outdoors in the following regions:

Boynton Beach, Florida

Holmes Beach, Florida

Inverness, Florida(2 reports)

Navarre, Florida

Sarasota, Florida

Tampa, Florida

Valparaiso, Florida

Manton, Michigan

Columbia, South Carolina

Austin, Texas

North Bend, Washington

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Gardener's Notes:

1
positive
0
neutral
0
negative
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F
Inverness, FL (Zone 9b) | March 2007 | positive

Grows right through low 30's with bright-green foliage. Attracts buterflies and will become host to tens of caterpillars. I will definite...Read More

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