Bushy, vigorous plants with single, upright erect stem with opposite leaves. The more you cut, the more they bloom, and they keep blooming from midsummer until frost. Plant grows quickly, and blooms heavily with 2-3in blooms on long, graceful stems. The flat-petaled semi-double flowers with petals rounded on the end bold, vibrant color of pink, bright scarlet, yellow, salmon, white and more. Attractive to butterflies. Ideal for beds, borders, and containers.