Dixie Rosemallow

Hibiscus mutabilis

Native to:
Guam, Palau, Taiwan

📍 View on iNaturalist →

Taxonomy

Division:
Magnoliophyta | - Flowering plants
Family:
Malvaceae
Genus:
Hibiscus
Species:
Hibiscus mutabilis
USDA Symbol:
HIMU3

Growth Characteristics

Life Cycle:
Perennial
Growth Habit:
Shrub , Tree
Height:
450 cm
Light Requirements:
Full Sun
Drought Tolerance:
Low
Bloom Months:
jul,aug,sep,oct,nov
Bloom Colors:
white, pink, red
Landscaping Shrub:
Yes

Wildlife Benefits

Bees:
★☆☆☆☆ Documented bee visitation (GBIF)
Butterflies & Moths:
★☆☆☆☆ Documented Lepidoptera association (GBIF)
Caterpillars:
★☆☆☆☆ Recorded caterpillar host plant (HOSTS Database)

Keystone Species Ranking

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

Host Plant for Caterpillars

Yellow scallop moth (Anomis erosa)

Garden & Ecology Notes

Wildlife Value:
butterflies, hummingbirds, bees

Soil Requirements

Soil Type:
rich, well-drained loamy soil
pH:
5.5 - 7.5 (slightly acidic to neutral)
Drainage:
tolerates poor drainage
Moisture:
consistently moist
Notes:
Prefers fertile soils in its native range

Propagation & Germination

Stratification:
None required
Scarification:
Seed coat scarification required before sowing
Germination Time:
14–30 days
Notes:
Scarification or soaking seeds in warm water for 24 hours improves germination. Seeds require warm temperatures (70-85°F) for best results.

The above propagation data sourced from Claude AI

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

Source: Ontario Rock Garden & Hardy Plant Society