Marigold Seeds - Vanilla77 84 days. Vanilla marigold seeds grow some of summer's most elegant, classic, and vigorous blooms. Marigolds are hardy outdoor favorites for growing unique, gentle color for lining the back of the garden or a decorative planter. Vanilla seeds grow timeless 18 marigolds bursting with neat 2 3 heads of delicate eggshell white. Vanilla marigold is easy to grow from seed and known to thrive in a variety of gardens prone to heat, drought, and poor soil