Dianthus barbaratus nigrescensBlack Magic truly had a bewitching effect on us at our trial grounds. Its unstoppable crowns of velvety, intensely dark, fragrant blossoms had us on our knees with fascination. With just the slightest deadheading encouragement, it bloomed all summer and into fall. The plants grow up to 28 inches tall with shadowy, deep green foliage. Germination code: (1) or (4) and (6)