Ruellia brittoniana is Dwarf Mexican Petunia
Ruellia brittoniana Dwarf Mexican Petunia For the front of a summer and fall flower bed, I've found pink flowering dwarf Mexican Petunia, Ruellia brittoniana. Started from seed a couple of winters ago, ours bloom intermittently for several months. Those dark green leaves persist for several months Part of the reason ours bloom so little is that they are in too much shade. The plants grow a foot tall. They are cold hardy in zones 7 to 10 only. The plants are host food for the Common Buckeye butterfly caterpillars and the flowers are a nectar source for most local butterflies. Ball Seed has some interesting information about them. They call them Ruellia Southern Star Pink and also have pink and white flowering varieties. Outside Pride calls them Southern Star Ruellia and like many references suggests that they can become invasive. Mine have not moved an inch nor sprouted from seed anyplace other than where I placed them two years ago. The tall, purple flowe...