Cirsium scariosum var. thorneae

Cirsium scariosum var. thorneae

Native to:
United States | CO, ID, NV, UT

Taxonomy

Division:
Magnoliophyta | - Flowering plants
Family:
Asteraceae
Genus:
Cirsium
Species:
Cirsium scariosum var. thorneae

Growth Characteristics

Height:
60 cm
Drought Tolerance:
Low
Bloom Months:
jun,jul,aug
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, butterflies, birds
Deer Resistant:
Yes

Source: Claude claude-sonnet-4-5-20250929 Batch

Propagation & Germination

Stratification:
Cold/moist stratification required — 30–60 days
Germination Time:
14–30 days
Notes:
Seeds benefit from light during germination. Requires consistent moisture.

Source: Claude claude-sonnet-4-5-20250929 Batch