• You will get 500 Seeds of Bronze Mignonette Butterhead Lettuce, NON-GMO Heirloom Vegetable Seeds. • Bronze Mignonette Lettuce (Lactuca sativa) is an old heirloom butterhead variety that was introduced in 1898. • This annual will produce circular 8" shaped heads with frilled or crumbly leaves that are bronze on green in color. • Light frost tolerant and slow to bolt. • Germination in 2-12 days, maturity in 50-60 days.