Cirsium okamotoi
Cirsium okamotoi
- Native to:
- Japan
Taxonomy
- Division:
- Magnoliophyta | - Flowering plants
- Family:
- Asteraceae
- Genus:
- Cirsium
- Species:
- Cirsium okamotoi
Growth Characteristics
- Growth Habit:
- Forb/herb
- Height:
- 100 cm
- Drought Tolerance:
- Medium
- Bloom Months:
- jun,jul,aug
- Bloom Colors:
- pink, purple
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
Propagation & Germination
- Stratification:
- Cold/moist stratification required — 30–60 days
- Germination Time:
- 14–30 days
- Notes:
- Light improves germination. Seeds benefit from cold stratification typical of alpine Cirsium species.
The above propagation data sourced from Claude AI