BOYSENBERRY THORNLESS ( some tissue cultured Thornless HAVE thorns) developed in California. Very large, almost seedless, sweeter than thorny ones, juicy, full-bodied flavor. Very good for wine making. Self-polinated. Good for fresh eating, freezing, jams, preserves, pastries, juice, syrup, and wine. Too soft for shipping. Ripens during May and June. Grows to 5 ft tall, TRAILING. Requires winter protection below 0 degrees F, hardy in zones 5-8.  4 inch Size.