Spalding's Silene ⚠️ Threatened

Silene spaldingii

Spalding's Silene

USFWS

Taxonomy

Division:
Magnoliophyta | - Flowering plants
Family:
Caryophyllaceae
Genus:
Silene
Species:
Silene spaldingii

Growth Characteristics

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

Native Range

United States: Idaho, Montana, Oregon, Washington, Canada: British Columbia

Soil Requirements

Soil Type:
rich, well-drained loamy soil
pH:
6.0 - 7.5 (slightly acidic to neutral)
Drainage:
excellent drainage required
Moisture:
dry to moderate
Notes:
prefers undisturbed grassland habitats

Germination Information

Pre-treatment: Cold-moist stratification for 30 days at 1–5°C (34–41°F).; then Cold-moist stratification for 60 days.

Source: OpenAI GPT-4o