Britton’s Wild Petunia, Mexican Petunia
Britton’s Wild Petunia, Mexican Petunia – Ruellia tweediana
Category 1 Invasive exotic plant
Family – Acanthaceae
Description – Widely used as a landscape plant, this herbaceous perennial is extremely invasive, preferring moist soils it has been found in natural areas throughout the state. Although it is often promoted as a “butterfly nectar plant” by sellers there is no evidence to support this claim. Height to 3 feet, Trumpet shaped lavender flowers that are 1-1/4” to 1-1/2” across.