Sky Pilot, Skunkweed, Sticky Jacob's-Ladder, Sticky Polemonium
Polemonium viscosum 'Blue Whirl'

Family: Polemoniaceae (po-le-moh-nee-AY-see-ee) (Info)
Genus: Polemonium (po-le-MOH-nee-um) (Info)
Species: viscosum (vis-KOH-sum) (Info)
Cultivar: Blue Whirl

Category:

Perennials

Height:

12-18 in. (30-45 cm)

18-24 in. (45-60 cm)

24-36 in. (60-90 cm)

Spacing:

12-15 in. (30-38 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)

Sun Exposure:

Light Shade

Partial to Full Shade

Full Shade

Danger:

Unknown - Tell us

Bloom Color:

Light Blue

Medium Blue

Bloom Time:

Mid Summer

Foliage:

Herbaceous

Other details:

Requires consistently moist soil; do not let dry out between waterings

Soil pH requirements:

Unknown - Tell us

Patent Information:

Unknown - Tell us

Propagation Methods:

By dividing the rootball

From seed; sow indoors before last frost

From seed; direct sow after last frost

Seed Collecting:

Bag seedheads to capture ripening seed

Wear gloves to protect hands when handling seeds

Properly cleaned, seed can be successfully stored

Regional

This plant has been said to grow in the following regions:

Spencer, Massachusetts

Belfield, North Dakota

Leesburg, Virginia

Gardeners' Notes:

No details have been posted.