17+ Seedless Watermelon Seeds - 1 Gram Seed Packet (1g) - 'Seedless53' Crimson Sweet 17+ Seedless Watermelon Seeds 1 Gram (1g) of Seedless Watermelon Seeds Lionseeds Brand. Lionseeds is a Quality Seed Producer, Established 1908. Crimson Sweet Type, Medium Early, Vigorous Growth Purity: 98% Minimum / Germination: 85% Minimum