- You Will Get 50 Seeds Of Petunia Pelleted Supercascade Blue Trailing Flower Seeds. - Sunlight: Partial Shade. - This is 50 pelleted petunia seeds these plants blooms are about 4" they cascade about 16" to 24" over a hanging basket. - A very Fast growing petunia great for planters pots and more. - These dont trail as far as the waves but the supercascade make very nice baskets.