Polemonium Species, Jacob's Ladder, Sky Pilot, Skunk Polemonium, Sticky Polemonium

Polemoniumeximium

Family
Polemoniaceae (po-le-moh-nee-AY-see-ee)
Genus
Polemonium (po-le-MOH-nee-um)
Species
eximium (eks-IM-mee-um)
Synonym
Sun Exposure
Sun to Partial Shade
Foliage
Evergreen
This plant is resistant to deer
Height
12-18 in. (30-45 cm)
Spacing
15-18 in. (38-45 cm)
Hardiness
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)
Bloom Color
Dark Blue
Bloom Time
Other Details
Category
Alpines and Rock Gardens
Perennials
Water Requirements
Drought-tolerant; suitable for xeriscaping
Average Water Needs; Water regularly; do not overwater
Foliage Color
Where to Grow
Bloom Characteristics
Bloom Size
Other details
Soil pH requirements
6.6 to 7.5 (neutral)
Patent Information
Propagation Methods
Seed Collecting
Regional

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

Brookeville, Maryland

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Gardener's Notes:

0
positive
1
neutral
1
negative
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A
| January 2016 | neutral

The photos for this species actually depict another species of Polemonium. This species is an extreme alpine, found at elevations over 10...Read More

C
Brookeville, MD (Zone 7a) | September 2005 | negative

I wasn't too impressed with this plant. It was very prone to mealy white flies and didn't flower all that well. The plant it's self turne...Read More

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