Softseed Wild Petunia

Ruellia simplex

Native to:
Argentina, Bolivia, Brazil, Cayman Is., Costa Rica, Cuba, Dominican Republic, Guatemala, Haiti, Honduras, Jamaica, Leeward Is., Mexico, Panamá, Paraguay, Peru, Puerto Rico, Trinidad-Tobago, United States, Uruguay, Windward Is.

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Taxonomy

Division:
Magnoliophyta | - Flowering plants
Family:
Acanthaceae
Genus:
Ruellia
Species:
Ruellia simplex
USDA Symbol:
RUMA9

Growth Characteristics

Life Cycle:
Perennial
Growth Habit:
Forb/herb
Height:
100 cm
Light Requirements:
Full Sun
Drought Tolerance:
High
Bloom Months:
apr,may,jun,jul,aug,sep,oct,nov
Bloom Colors:
purple, blue, pink, white

Wildlife Benefits

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

Garden & Ecology Notes

Wildlife Value:
butterflies, hummingbirds
Deer Resistant:
Yes
Salt Tolerant:
Yes
Fire Ecology:
Fire adapted — tolerates or benefits from fire
Fire Notes:
Resprouts vigorously from roots after fire or cutting. Rhizomatous root system allows rapid recovery.

Soil Requirements

Soil Type:
moist, well-drained sandy loam
pH:
5.5 - 7.5 (slightly acidic to neutral)
Drainage:
tolerates poor drainage
Moisture:
consistently moist
Notes:
Commonly found in wetlands and marshy areas

Propagation & Germination

Stratification:
None required
Germination Time:
14–30 days
Notes:
Seeds germinate readily in warm conditions. Self-seeds prolifically and can become invasive in warm climates.

The above propagation data sourced from Claude AI