Polemonium Species, Jacob's Ladder, Showy Jacob's Ladder, Skunk Leaf
Polemoniumpulcherrimum

Family: Polemoniaceae (po-le-moh-nee-AY-see-ee)
Genus: Polemonium (po-le-MOH-nee-um)
Species: pulcherrimum (pul-KAIR-ih-mum)

Category
Alpines and Rock Gardens

Water Requirements

Sun Exposure

Foliage

Foliage Color

Height
6-12 in. (15-30 cm)

Spacing
9-12 in. (22-30 cm)

Hardiness
USDA Zone 4a: to -34.4 °C (-30 °F)
USDA Zone 4b: to -31.6 °C (-25 °F)
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

Bloom Color
Pale Yellow
Light Blue

Bloom Characteristics

Bloom Size

Bloom Time
Late Spring/Early Summer

Other details

Soil pH requirements

Patent Information
Non-patented

Propagation Methods

Seed Collecting