the cal sweet is a open pollinated. Watermelon developed in California. Is. Everything a Watermelon should be. And it's on compact plants so it's a great choice for container gardening will produce two or three melons a plant. It's very sweet. Has the classic Watermelon stripes and is not to big. And. Only takes about 90 days from.seed so even our northern. Gardening friends can have luck with this one. And will do great. At farmers markets.