Sticky Polemonium

Polemonium viscosum

Taxonomy

Division:
Magnoliophyta | - Flowering plants
Family:
Polemoniaceae
Genus:
Polemonium
Species:
Polemonium viscosum

Growth Characteristics

Life Cycle:
Perennial
Growth Habit:
Forb/herb
Height:
1-2 ft
Light Requirements:
Full Sun
Drought Tolerance:
Medium
Bloom Months:
apr, may, jun, jul, aug
Bloom Colors:
Blue
Ground Cover:
Yes

Native Range

United States: Arizona, Colorado, Idaho, Montana, New Mexico, Nevada, Oregon, Utah, Washington, Wyoming, Canada: Alberta, British Columbia

Keystone Species Ranking

Caterpillar Keystone:
★★★★★ Based on number of butterfly and moth species using this genus as host plant (Source: National Wildlife Federation)

Soil Requirements

Soil Type:
rocky, well-drained, nutrient-poor soil
pH:
5.5 - 7.0 (slightly acidic to neutral)
Drainage:
excellent drainage required
Moisture:
dry to moderate
Notes:
native to alpine and subalpine meadows

Germination Information

Pre-treatment: 5 month outdoor cold, moist stratification

Establishment: This species produces a long and extensive taproot shortly after germination. Collect mature capsules in late August when they begin to split and turn tan in color. Seeds are black at maturity. Seeds are collected in paper bags and kept in a well ventilated drying shed prior to cleaning. P. viscosum is an alpine species that occurs from southwest Alberta to northern New Mexico, the Wallowa mountains of northeast Oregon, Okanogan Co., Washington, and the mountains of central Nevada. It is also found from British Columbia south to Montana at high elevations.

Source: npn.rngr.net