Taxonomy

Division:

Magnoliophyta | - Flowering plants

Family:

Asteraceae

Genus:

Centaurea

Species:

Centaurea ornata subsp. interrupta

Growth Characteristics

Height:

60 cm

Drought Tolerance:

High

Bloom Months:

may,jun,jul,aug

Bloom Colors:

pink, purple, lavender

Garden & Ecology Notes

Wildlife Value:

bees, butterflies

Deer Resistant:

Yes

Fire Ecology:

Fire adapted — tolerates or benefits from fire

Fire Notes:

Native to fire-adapted grassland and sagebrush ecosystems. Can resprout from root crown after disturbance.

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 cold stratification. Light may enhance germination in some knapweed species.

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