Black-eyed Susan Black-eyed susan flowers bloom from early summer to autumn. They will reach a height of Grow black-eyed susan flowers in full sun. Black-eyed susan flowers are a cold-hardy plant and can be grown in zones
Don't forget about the old fashioned flowers! Many don't like these because they get tall and leggy.solve that by underplanting with shorter plants and they look great all summer. I like Bulbine planted with them.