Ruellia caroliniensis subsp. ciliosa (Wild Petunia, Ciliate Wild Petunia, Low Ruellia, Hairy Ruellia, Fringeleaf Wild Petunia, Low Wild Petunia)

Botanical Information

FamilyAcanthaceae
GenusRuellia
Speciescaroliniensis
Subspeciesciliosa
SynonymsRuellia ciliosa
CategoryPerennials

Details

USDA Hardiness Zone9b - 10a
USDA Hardiness Ref.
Canadian Hardiness ZoneRequires cool season protection under glass.
Canada Hardiness Ref.
RHS Hardiness ZoneH3
RHS Hardiness Ref.
Temperature (°F)20
Height0.3 - 1 m
Spread0.3 - 1 m
GrowthFast
Flowering PeriodMay, June

Description and Growing Information

ShapeClumping.
LandscapeXeriscaping, containers, flower beds, ground cover or as a specimen.
PropagationSeed.
CultivationPlant in full sun to partial shade in moist, well-draining, humus-rich and slightly acidic soils.
HabitatLow-lying shrublands.
Bark/Stem DescriptionSmooth to occasionally hairy solitary flower stems.
Leaf DescriptionLanceolate, simple leathery leaves growing at the base of flower stems. Usually in pairs.
Flower DescriptionA terminal, solitary, open cup-shaped flower that grows on a single flower stem.
Colour DescriptionMedium green foliage, reddish-green flower stem and lilac purple flowers.
Texture DescriptionSmooth and occasionally hairy.

Photographs