Chamomile leaves and flowers may be used fresh or dried and are best when picked the day they open. Flowers can be picked for several months. Leaving the last flowers to set seed usually allows the plant to self sow the next year. Annual Herb. Height: 8-24”. Width: 6-12”. Bloom time: late spring. Bloom color: white with yellow center. Exposure: sun to part shade. (Matricaria recutita syn. M. chamomilla, Chamomilla recutita)