Plant non-GMO, heirloom Green Hubbard Squash Seeds from True Leaf Market to enjoy sweet-tasting winter squash that weighs up to 12 lbs. A great variety for winter storage, the Green Hubbard squash plant produces large fruit with a very hard dark green rind that is slightly warty. An excellent choice for mashed squash, roasted squash, and squash soup. 105 days to maturity.