Sunny Knock Out has bright yellow to pastel, cream colored flowers that repeat bloom from spring to frost. Plant individually, in a group, or mixed with other perennials, shrubs or roses.
Self-cleaning (no need to deadhead!)
For best performance, cut back every year.
Light: Full sun
Scent: Citrus
Zones:4-11
Habit: 3-4'h x 3-5'w Plant 3' apart.