Purple Poppymallow

Callirhoe involucrata

Native to:
Mexico, United States

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Taxonomy

Division:
Magnoliophyta | - Flowering plants
Family:
Malvaceae
Genus:
Callirhoe
Species:
Callirhoe involucrata
USDA Symbol:
CAIN2

Growth Characteristics

Life Cycle:
Perennial
Growth Habit:
Forb/herb
Height:
30 cm
Light Requirements:
Full Sun,Part Shade
Drought Tolerance:
High
Bloom Months:
may,jun,jul,aug,sep
Bloom Colors:
magenta, pink, purple
Ground Cover:
Yes

Wildlife Benefits

Bees:
★☆☆☆☆ Documented bee visitation (GBIF)
Butterflies & Moths:
★☆☆☆☆ Documented Lepidoptera association (GBIF)

Reported Fauna Sightings

Bees: Eastern Carpenter Bee (Xylocopa virginica), Triepeolus Robertson, Two-spotted Longhorn (Melissodes bimaculatus), ⚠️Western honey bee (Apis mellifera), Zadontomerus Ashmead

Garden & Ecology Notes

Wildlife Value:
bees, butterflies, native pollinators
Deer Resistant:
Yes
Fire Ecology:
Fire adapted — tolerates or benefits from fire
Fire Notes:
Resprouts vigorously from deep taproot after fire. Benefits from periodic burning which reduces competition and maintains open prairie habitat.

Soil Requirements

Soil Type:
sandy, well-drained, nutrient-poor soil
pH:
6.0 - 7.5 (slightly acidic to neutral)
Drainage:
excellent drainage required
Moisture:
dry to moderate
Notes:
native to prairies and open woodlands

Propagation & Germination

Stratification:
Cold/moist stratification required — 30–60 days
Scarification:
Seed coat scarification required before sowing
Germination Time:
14–30 days
Notes:
Scarification improves germination rates significantly. Seeds germinate best with cold-moist stratification followed by warm temperatures and full sun.

The above propagation data sourced from Claude AI

Pre-treatment: Cold-moist stratification for 30 days at 1–5°C (34–41°F).

Notes: Seeds require cold-moist stratification for 30 days before germination.

Source: Claude AI

ORGHPS Germination Guide: Sow @ 20C. Germinates within 3 months.

Source: Ontario Rock Garden & Hardy Plant Society