Giant Marigold Mix - Tagete Gigante A Fiore Pieno Multicolor. Nice formula mix of giant marigolds. 60 or so days. 16 inches in height. Big flowers. Direct seed or transplants. Sow at the last frost date, 2-3 seeds every 12 inches and thin to one. For transplants, start 6 weeks or so before set out date, 1 seed per cell covered with 1/8 inch soil. Set out at 12-14 inch spacing at last frost date. 2.5 gram packet.