Ironweed stands tall with stunning, dark purple flower heads in summer ... with its relative Gulf coast penstemon, also a Texas native wildflower. ( Miriam Goldberger ) While the weather is ...

The bracted twistflower, a Texas wildflower threatened by growing urban sprawl, was declared a threatened species Monday by the U.S. Fish and Wildlife Service. The tall, bright purple flower ...

A telltale sign of a Texas spring is wildflowers ... Texas thistle: Purple spikes atop a two to six foot tall stem without branches and minimal leaves.

If someone asked you to name the most dramatic color of autumn, odds are the last one on your list would be purple ... Central Texas. Even with that, however, fall asters grow and flower best ...

Texas purple sage (Leucophyllum frutescens ... was selected for its “profuse and frequent flower displays. It grows slowly to about 5 feet tall and wide with a dense, rounded form.” ...