90 Days to maturity. Citrullus lanatus. Cal Sweet Bush AAS Watermelon Seeds. Non-GMO, annual, open-pollinated, heirloom, heat tolerant, seeded, Mini watermelon. Suitable for growing in garden plots and large containers (minimum 7 gal soil). What a treat it is to grow a bush watermelon on your patio! Any urban gardener can grow fresh watermelons! The next time you think of summer and want to grow your own sweet watermelon, pick up this short-vined, 2019 AAS winner.. ~400 seeds/oz.