5 UMCA PQK chestnut seedlings (3’–4′)—a powerful starter pack built from research‑backed genetics. UMCA® PQK chestnut seedlings come from a pollen‑isolated orchard of three grafted cultivars—Peach, Qing, and Kohr—developed and evaluated by the University of Missouri Center for Agroforestry for high production, nut quality, frost avoidance, and disease resistance.