Delphinium Species, Bare-stem Larkspur, Tall Mountain Larkspur
Delphiniumscaposum

Family: Ranunculaceae (ra-nun-kew-LAY-see-ee)
Genus: Delphinium (del-FIN-ee-um)
Species: scaposum (ska-POH-sum)

Category
Alpines and Rock Gardens
Perennials

Water Requirements
Average Water Needs; Water regularly; do not overwater

Sun Exposure

Foliage
Herbaceous
This plant is resistant to deer

Foliage Color

Height
24-36 in. (60-90 cm)
36-48 in. (90-120 cm)

Spacing
12-15 in. (30-38 cm)
15-18 in. (38-45 cm)

Hardiness
USDA Zone 5a: to -28.8 °C (-20 °F)
USDA Zone 5b: to -26.1 °C (-15 °F)
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)

Where to Grow

Danger
Parts of plant are poisonous if ingested

Bloom Color
Light Blue
Dark Blue

Bloom Characteristics
This plant is attractive to bees, butterflies and/or birds

Bloom Size

Bloom Time

Other details

Soil pH requirements

Patent Information
Non-patented

Propagation Methods

Seed Collecting
Allow seedheads to dry on plants; remove and collect seeds
Properly cleaned, seed can be successfully stored