This self45fertile british45bred blackberry produces firm glossy45black conical fruits on short upright thornless canes 39loch ness39 is a heavy cropper is capable of producing up to 36kg 408lb41 of fruit per bush and is perfect for the smaller garden the fruits can be harvested from mid45august until the first frosts blackberries establish quickly and are easy to grow producing flavoursome fruits to add to desserts or for jam45making height 2m 40639