Taxonomy

Division:

Magnoliophyta | - Flowering plants

Family:

Apocynaceae

Genus:

Cynanchum

Species:

Cynanchum annularium

Growth Characteristics

Growth Habit:

Vine

Height:

100 cm

Drought Tolerance:

Medium

Bloom Months:

jun,jul,aug

Bloom Colors:

white, cream

Garden & Ecology Notes

Wildlife Value:

butterflies

Deer Resistant:

Yes

Fire Ecology:

Fire adapted — tolerates or benefits from fire

Fire Notes:

As a prairie species, likely resprouts from perennial roots following fire 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.

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