Asclepias circinalis

Asclepias circinalis

Native to:
Mexico | Mexico Central, Mexico Gulf, Mexico Northeast, Mexico Southwest

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Taxonomy

Division:
Magnoliophyta | - Flowering plants
Family:
Apocynaceae
Genus:
Asclepias
Species:
Asclepias circinalis

Growth Characteristics

Height:
91 cm
Drought Tolerance:
Low
Bloom Months:
jun,jul,aug
Bloom Colors:
orange, yellow

Keystone Species Ranking

Caterpillar Keystone:
★★☆☆☆ Butterfly & moth species supported by this genus (NWF)

Garden & Ecology Notes

Wildlife Value:
bees, butterflies, hummingbirds
Fragrant:
Yes
Fire Ecology:
Fire adapted — tolerates or benefits from fire
Fire Notes:
Can resprout from root crown after fire; fire may stimulate seed germination in some populations.

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 30-60 days to break dormancy; sow in spring after last frost.

Source: deepseek-v4-flash

ORGHPS Germination Guide: Should not need chilling

Source: Ontario Rock Garden & Hardy Plant Society