Centaurea Chocolate (C. moschata ssp.suaveolens) has fluffy, double yellow flowers with a very strong scent of chocolate. Blooming from early summer to frost, Chocolate Centaurea grows to 2 feet in full sun and average soil. A carefree plant in the border, this makes an excellent cut flower, lasting up to 2 weeks in a vase. This is an easy plant to grow from seed and rewards you with multiple, fragrant blooms all summer. Pkt. 50