Taxonomy

Division:

Magnoliophyta | - Flowering plants

Family:

Asteraceae

Genus:

Cirsium

Species:

Cirsium occidentalinipponense

Growth Characteristics

Height:

200 cm

Drought Tolerance:

Medium

Bloom Months:

jun,jul,aug,sep

Bloom Colors:

pink, purple, magenta

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, small mammals

Deer Resistant:

Yes

Fire Ecology:

Fire adapted — tolerates or benefits from fire

Fire Notes:

Resprouts vigorously from root crown after fire. Benefits from disturbance and often increases post-burn in grassland and chaparral communities.

Propagation & Germination

Stratification:

Cold/moist stratification required — 30–60 days

Germination Time:

14–30 days

Notes:

Light enhances germination. Seeds may germinate without stratification but at lower rates.

The above propagation data sourced from Claude AI