Atlantic Giant Pumpkin Seeds - These Are the Record Breaking Pumpkins! The biggest Atlantic Giant Pumpkin on record weighs over one ton! Usually Weight about 200 Pounds 120 Days to Maturity Very Long Lasting for Storage as the Skin is Waxy Plant 1 to 1-1/2" Deep. Non GMO and Neonicotinoid Seed Marde Ross & Company has been a Licensed California Nursery Since 1985,