Mexican Petunia is commonly known as Ruellia is an evergreen shrub with long green leave that can grow anywhere from 3 to 5 feet. In spring, it bears purple or blue petunia-like flowers and attracts hummingbirds and butterflies right to your garden. This perrenial plant grows in U.S. zones 8-11, and can be grown as an annual in cooler climates. Native to mexico and southwestern U.S., mexican petunia can self seed and grow aggressively. Grows best in full sun southern exposure These 2 plants are at least 14 inches tall. Shipped bare root. It stops growing in the fall and some of the leaves turn brown. It starts growing again in spring. 2 plants for ONLY $10.00. U.S. customers only. Please allow 3 to 8 business days for delivery. Thank you for looking.