Geum japonicum

Geum japonicum

Native to:
China | Japan | Korea | Kuril Is.

📍 View on iNaturalist →

Taxonomy

Division:
Magnoliophyta | - Flowering plants
Family:
Rosaceae
Genus:
Geum
Species:
Geum japonicum

Growth Characteristics

Growth Habit:
Forb/herb
Height:
60 cm
Drought Tolerance:
Low
Bloom Months:
may,jun,jul
Bloom Colors:
yellow

Garden & Ecology Notes

Wildlife Value:
bees, butterflies

Source: deepseek-v4-flash

Propagation & Germination

Stratification:
Cold/moist stratification required — 30–60 days
Germination Time:
14–30 days
Notes:
Seeds benefit from cold stratification for 4-8 weeks to break dormancy; sow in moist soil at 15-20°C.

Source: deepseek-v4-flash

ORGHPS Germination Guide: Sow @ 20C. Germinates within 3 months.

Source: Ontario Rock Garden & Hardy Plant Society