50-65 Days to maturity. Tagetes patula. Naughty Marietta French Marigold Seeds. Non-GMO, annual, hybrid. This dwarf classic marigold is ideal for borders and mass plantings. The Naughty Marietta variety features big sun-gold centers with maroon petals. As one of the mainstays of summer bedding plantings, it will perform well in a multitude of weather conditions. French marigolds are much shorter than African marigolds, perfect for smaller spaces like pots or low-growing bright borders. ~ 8,500 seeds/oz.