Propagating Succulents Red spider lily tattoo located on the tricep. Nigella is one of those flowers that actually prefers the cool soil of early spring. In Zone 6b, I start sowing my nigella seeds in late winter and continue sowing through early Garden Guru: Red spider lilies radiate with color Growing secrets for calathea plant calathea plant care naturebring Pomegranates: Planting, Growing, and Harvesting Pomegranate Trees