Jul 27, Black or Purple Raspberry Bush Pruning. Remove fruiting canes after harvest. Tip prune new shoots in early spring 3 to 4 inches ( cm.) to encourage branching. Top these canes again 3 to 4 inches ( cm.) in summer. Then after harvest, remove all dead canes and those smaller than ½ inches (1 cm.) in diameter. Raspberry plants are pruned by cutting back canes after they bear fruit. Cut back one-crop, summer-bearing raspberry canes as soon as the harvest is over.
Cut these just harvested canes down to the ground. Do not prune back new canes that have emerged during the summer. After the old, fruit-bearing canes have been cut back, train the new canes to a post or to one or two horizontal bushpruning.buzzted Reading Time: 3 mins.
When to Prune Raspberry Plants. Once your raspberry plants have put on enough growth (which may not be until after their first year with you), aim to prune in the early spring, just as new growth emerges. Prune young canes back until they are around 4 to 5 feet tall. Jul 31, When and How to Prune Raspberry Bushes.
Prune raspberry bushes in late winter or early spring. With both types of red raspberries, the canes die shortly after they are done bearing fruit. The canes that are past their prime are rough and woody in appearance.
New canes have green stems, while the second-year canes are grayish-brown in bushpruning.buzzted Reading Time: 9 mins. Jan 31, These long canes are year-old, ready to fruit canes (floricanes) and should not be pruned upon planting.
Pruning Late Summer/ Fall Raspberries. Raspberries that fruit in late summer/early fall on this season’s growth (primocanes) are best pruned in around February (late winter).Estimated Reading Time: 9 mins. Mar 25, Raspberries of both summer and fall bearing varieties should be pruned in the winter.
This is because the berry canes are fully dormant during this time, so any pruning will stimulate growth, rather than damaging the current growth pattern.
Raspberries Views: K. Don Yellman, Great Falls, VA. kiwinut. 13 years ago. Raspberries are not bushes, but produce long canes that will need to be trellised, so they will have a tendancy to fall over.
If yours has new tender shoots coming up, it could also be transplant shock.