Ruellia brittoniana 1
Ruellia brittoniana 1

Ruellia brittoniana
(Mexican Petunia)
USDA Zone: 8 – 11
Find your hardiness zone
Origin: Mexico
Type: Small Shrubs

Typical Height: 2’-3’
(0.6 – 0.9 mts)
Typical Spread: 2’-3’
(0.6 – 0.9 mts)

Growth: Moderate
Drought Tolerance: Medium
Salt Tolerance: Low
Wind Tolerance: N/A
Foliage Color: Dark Green
Flower Color: Blue Lavender
Flowering Season: Summer
Flower Feature: Showy
Light Needs: Medium
Nutritional Needs: Medium
Human Hazards: None
Family: Acanthaceae
Propagation: Seeds, cuttings
Leaf Type: Simple
Environmental Issues: Weedy

Typical sizes at the nursery:
3G

Typical planting distance:
30” O.C.

Common Uses: Flowering shrub, flowering border
Category: Small Shrubs 

Notes: Ruellia brittoniana is listed as a Category “I” invasive species by the Florida Exotic Pest Plant Council.

+ In this Photo:
Ruellia brittoniana
(Mexican Petunia)
3' OA Height

All sizes are approximates
Photo taken by:
All Landscape Data, Inc.
December 2008
City of Doral

Sources:
Betrock’s
Reference Guide to
Florida Landscape Plants

Landscape Plants for South Florida
A manual for gardeners, landscapers and homeowners.

Betrock’s
Plant Finder

Internet Sources:
http://www.floridata.com/ref/R/ruellia.cfm

http://www.finegardening.com/mexican-petunia-ruellia-brittoniana-purple-showers

http://plants.ifas.ufl.edu/node/380