Taxonomy

Division:

Magnoliophyta | - Flowering plants

Family:

Asteraceae

Genus:

Carduus

Species:

Carduus × grassensis

Growth Characteristics

Height:

150 cm

Drought Tolerance:

Medium

Bloom Months:

jun,jul,aug

Bloom Colors:

pink, purple

Garden & Ecology Notes

Wildlife Value:

bees, butterflies, birds

Deer Resistant:

Yes

Propagation & Germination

Stratification:

Cold/moist stratification required — 30–60 days

Germination Time:

14–30 days

Notes:

Seeds germinate readily with light exposure after cold stratification. Variable germination rates typical of hybrid origin.

The above propagation data sourced from Claude AI