5" "black dahlia" with velvety flowers and strong, long stems. Voodoo$7.00PriceOut of StockDahlia Planting & Care Plant after all danger of frost. Plant tubers 4-6” deep and about 18” apart. Withhold watering (except for bone-dry soils) until plants have emerged. See our Dahlia Planting & Care Page for more details Details Type: Formal Decorative (FD) Size: 5” (BB) Height: 40” Site: Full Sun Days to Maturity: 80-100 Spacing: 12-18" Pinch: 12-16", above 4th set of leaves