Arrowleaf Rattlesnakeroot

Nabalus sagittata

Taxonomy

Division:
Magnoliophyta | - Flowering plants
Family:
Asteraceae
Genus:
Nabalus
Species:
Nabalus sagittata

Growth Characteristics

Life Cycle:
Perennial
Growth Habit:
Forb/herb
Height:
2-3 ft
Light Requirements:
Full Sun
Drought Tolerance:
High
Bloom Months:
jul, aug
Bloom Colors:
White

Native Range

United States: Idaho, Montana, Canada: Alberta, British Columbia

Soil Requirements

Soil Type:
well-drained, sandy or rocky soil
pH:
5.5 - 7.0 (slightly acidic to neutral)
Drainage:
excellent drainage required
Moisture:
dry to moderate
Notes:
prefers open, sunny habitats

Germination Information

Pre-treatment: 5 month outdoor cold, moist stratification. A minimum of 150 day cold, moist stratification is recommended for other species in this genus.

Establishment: Seeds are hand collected in early October when achenes turn grey and are easily removed from the disc. Seeds are collected in paper bags and kept in a well ventilated drying shed prior to cleaning. P. sagitatta occurs in moist, often shaded locations, from Alaska and Alberta to western Montana and northern Idaho.

Source: npn.rngr.net