All species of the Texas Bluebonnet are considered the state wildflower. Bluebonnets are synonomous for springtime in Texas, and you just have to get out and drive a little to see fields of blue in the springtime Texas Hill Country. Dependent on the rains and weather, Texas Bluebonnets normally bloom from late March to late April, but often can be found before or after these times. A bluebonnet field is a sight of wonder, get out in the spring if you can and enjoy nature's show!