GAURA BIENNIS | Biennial Guara grows to six feet in it's second year. with small pink flowers and establishes a prairie planting. Completes its life-cycle in two years; however will distribute numerous seeds while blowing in a gentle breeze. Will grow tall, with an untidy appearance or weedy look yet should be considered in a planned prairie planting. Late blooming can occur in September and although usually pink, color can be pure white or a deep reddish-pink.