Upper Ground Sweet Potato Squash Seeds, Rare 1790 Heirloom

warm season with plenty of room to run. Why grow it Historic name: Thomas Jefferson described a sweet-potato-flavored “potatoe-pumpkin” in a 1790 letter and sent seed to Samuel Vaughan Jr. Vine borer resistant: moschata squash is generally less susceptible to squash vine borer, although resistant does not mean immune Kitchen quality: dense orange flesh for roasting, mashing, soup, quick breads, and pie Open-pollinated: suitable for seed saving when pollination is controlled Winter storage: properly cured fruit can keep about 4 to 6 months at 50 to 60 F in a dry location Quick growing notes Species: Cucurbita moschata Packet: 10 seeds Maturity: about 110 days Planting depth: 1 inch Soil: plant after frost danger when soil is at least 60 F, with 75 to 85 F preferred for germination Spacing: allow roughly 50 to 60 square feet per hill for the long vines For the documented history, Kansas planting window, spacing, vine borer guidance, harvest signs, curing, and storage, read our complete Upper Ground Sweet Potato squash growing guide . ✅ Germination Promise: if your seeds fail to germinate under proper growing conditions, contact us within one year and we will replace them or refund you. Build a resilient moschata patch Pair it with Seminole Pumpkin or Dickinson Pumpkin , then compare more options in our Vine Borer Resistant collection .