Taxonomy

Division:

Magnoliophyta | - Flowering plants

Family:

Papaveraceae

Genus:

Chelidonium

Species:

Chelidonium majus subsp. grandiflorum

Growth Characteristics

Growth Habit:

Forb/herb

Height:

80 cm

Drought Tolerance:

Medium

Bloom Months:

may,jun,jul,aug

Bloom Colors:

yellow

Garden & Ecology Notes

Wildlife Value:

bees

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 require light for germination. Surface sow or barely cover with soil.

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