The Black Eyed- Susan will bloom through June- August. You see the Black Eyed- Susan through out the whole state of Texas. The Black- Susan’s scientific name is the Redbeckia hirta,and its classification name is Asteraceae. The height the flower can get to is two to three feet high. All the petals are yellow and the middle is black. It only blooms in the sun. It thrives in most soil in the sun. Its the state flower of Mary Land. When cut has a vase life of six to ten days. The wild flower in bloom is where i found my flower.