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. Sometimes it is also necessary to remove young buds, leaves, and shoots. The best time to prune raspberries is right at the beginning of spring, as new branches are starting to develop.
This will help to prevent the stems from getting intertwined with each other and will ensure a bountiful crop of fruit. It is easier to trim your raspberries if you have the correct tools. 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.
Jan 31, Prune summer fruiting raspberries when do you trim raspberry bushes the late summer or fall, after the berries have been harvested. Since these canes bear berries on second year growth, the aim is to prune out only those canes which have fruited this year (floricanes). You will leave this season’s canes (primocanes) in stumphauling.buzzted Reading Time: 9 mins.
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 stumphauling.buzzted Reading Time: 9 mins. 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 wires.