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From: Sugar Land, TX
Region: Southwest
Topic: Poisonous Plants
Title: Is Mexican petunia (Ruellia brittonianna) toxic to dogs
Answered by: Nan Hampton
Poisonous Plants of North Carolina
Cornell University Plants Poisonous to Livestock
University of Pennsylvania Poisonous Plants
Canadian Poisonous Plants Information System
ASPCA Toxic and Non-toxic Plant List - Dogs
Its absence from the lists is not an absolute guarantee that R. brittoniana is completely non-toxic; however, its absence from the lists is a good indication that it is harmless.
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