Description
Form: Shrub.
Leaf retention: Evergreen to cold-deciduous.
Growth rate: Moderate.
Mature Size: 2-5' high and wide.
Flowers: Blue or purple, trumpet-shaped, 1" long and wide, five lobes.
Bloom: All year in regions without freezes. The largest bloom is in the spring.
Fruit: Small seeds.
Leaves: Green, downy, soft.
Stems: No thorns.
Wildlife: Attracts hummingbirds.
Toxic / Danger: No.
Origin: Mexico.
Cultivation and Uses
USDA hardiness zones: 9-11.
Heat tolerant: Yes.
Drought tolerant: Yes.
Sun: Full sun to part shade.
Water once established: Once or twice a month.
Soil: Well drained, pH 5.6-8.5 (acidic to alkaline).
Planting: Can be grown in large container.
Prune: After last frost to remove winter damage and to shape.
Litter: Low.
Propagation: Seed or cuttings / layering.
Uses: Ornamental.
Comments
This plant is a member of the Acanthus family (Acanthaceae).
Its scientific synonym is Ruellia peninsularis.
Other common names are Desert Petunia and Baja Ruellia.
It is related to
Mexican Honeysuckle.
This species is non-invasive, unlike Ruellia brittoniana, a moderate water plant with long,
glossy leaves.
Do you have additional information or a different experience for these plants that you would
like to share? Email info@GardenOracle.com. All contributions are welcome and appreciated.