VEGETABLES / SWEET-POTATO (Heirloom Variety) Mid-season.Vining, normal leaf, creamy colored skin, white flesh, average yields. Certified Organic Slips $7 Add To Basket Listed In: 2018, 2019, 2020, 2025, 2026, 2026, 2026, 2026 Iowa USDA Hardiness: 4b View Profile & Listings