Taxonomy

Division:

Magnoliophyta | - Flowering plants

Family:

Fabaceae

Genus:

Astragalus

Species:

Astragalus trigonocarpus

Growth Characteristics

Growth Habit:

Forb/herb

Height:

30 cm

Drought Tolerance:

High

Bloom Months:

apr,may,jun

Bloom Colors:

white, cream

Keystone Species Ranking

Pollen Specialist Bee Keystone:

★★★☆☆ Native pollen specialist bee species supported by this genus (NWF)

Garden & Ecology Notes

Wildlife Value:

bees, native pollinators

Deer Resistant:

Yes

Fire Ecology:

Fire adapted — tolerates or benefits from fire

Fire Notes:

As a prairie legume, shows vigorous regrowth after fire from crown and root system. Fire helps maintain open habitat preferred by this species.

Propagation & Germination

Stratification:

Cold/moist stratification required — 30–60 days

Scarification:

Seed coat scarification required before sowing

Germination Time:

14–45 days

Notes:

Scarification improves germination rates significantly. Seeds benefit from pre-treatment with warm water or mechanical scarification before cold stratification.

The above propagation data sourced from Claude AI