Lettuce Seeds - Heatwave Mix

45-60 days. Non-GMO. Heirloom. Heatwave Lettuce Seed Mix. Lactuca . The Heatwave Lettuce Mix lettuces that thrive in the heat and remain productive. Our choice "slow-bolt" varieties feature Grand Rapids, Prizehead, Royal Oak, Bronze Arrow, and Merveille Des Quatre Saisons. These lettuce types texture range from green and red looseleaf to Bibbs. Download Free Vegetable Growing Guide PDF Growing Hea…