Astragalus frigidus
Astragalus frigidus
- Native to:
- Austria, China, Czechia-Slovakia, Finland, France, Germany, Italy, Kazakhstan, Kuril Is., Norway, Poland, Romania, Russia, Sweden, Switzerland
Taxonomy
- Division:
- Magnoliophyta | - Flowering plants
- Family:
- Fabaceae
- Genus:
- Astragalus
- Species:
- Astragalus frigidus
- USDA Symbol:
- ASFR4
Growth Characteristics
- Height:
- 60 cm
- Light Requirements:
- Full Sun,Part Shade
- Drought Tolerance:
- Medium
- Bloom Months:
- jun,jul,aug
- Bloom Colors:
- white, cream, yellow
Keystone Species Ranking
- Pollen Specialist Bee Keystone:
- ★★★☆☆ Native pollen specialist bee species supported by this genus (NWF)
Garden & Ecology Notes
- Wildlife Value:
- bees, butterflies, small mammals
- Deer Resistant:
- Yes
Soil Requirements
- Soil Type:
- moist, well-drained, nutrient-rich soil
- pH:
- 5.5 - 7.5 (slightly acidic to neutral)
- Drainage:
- excellent drainage required
- Moisture:
- consistently moist
- Notes:
- Common in alpine meadows and tundra regions
Propagation & Germination
- Stratification:
- Cold/moist stratification required — 30–60 days
- Scarification:
- Seed coat scarification required before sowing
- Germination Time:
- 14–30 days
- Notes:
- Seed coat is hard and benefits from scarification or hot water treatment before cold stratification. Variable germination rates are common.
ORGHPS Germination Guide: Sow @ 20°C. Seed germinates within 3 months Resents transplanting. Requires scarification. Nick or rub between sheets of sandpaper. Requires soaking. Place in warm water until seeds swell, usually 24-48 hours. Discard water and any seeds that remain floating. * put in deep pot; protect from damping off