If you plan to replant suckers elsewhere in your garden, prepare a new growing area.
Dec 01, Prune the raspberries to 36 inches in height at this time; this is called topping.
Basically, you are pinching out or cutting off the shoot tips, which will encourage the lateral growth and result in higher berry production. After July, the canes become weaker, and you can cease pruning until early fall Estimated Reading Time: 3 mins. If raspberry stalks are supposed to be bending down to the ground, it is not necessary to cut off annual shoots in the fall. They are shortened in the spring, after the snow melts. Proper pruning of raspberries in the fall is really necessary.