Jul 27, Red Raspberry Bush Pruning. Summer-bearing – Remove all weak canes to the ground in early spring.
Leave 10 to 12 of the healthiest canes, about ¼ inches ( cm.) in diameter, with 6 inch (15 cm.) spacing. Tip prune any that may have suffered cold damage. Following summer harvest, prune off the old fruiting canes to the ground. 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 Estimated Reading Time: 3 mins. Prune all canes back to ground level in March or early April. While the plants won't produce a summer crop, the late summer/early fall crop should mature one to two weeks earlier. Also, total crop yield is typically larger utilizing the one-crop system versus the two-crop system.
Maintain the plants in a 1- to 2-foot-wide hedgerow. Dec 01, In the first year of growth, leave the black raspberries alone. Do not prune them. In their second year, it’s time to start cutting back black raspberries.
You will likely get a small harvest of berries in the late spring or early summer. After the plants quit fruiting, you will begin pruning the black raspberry bushes. Pruning at this juncture will set the plants up with healthy, Estimated Reading Time: 3 mins. Jan 31, Raspberries that fruit in late summer/early fall on this season’s growth (primocanes) are best pruned in around February (late winter).
Pruning at this time will help to ensure that the plants have had time, over the dormant winter months, to store plenty of carbohydrates in their root stumptrimmers.buzzted Reading Time: 9 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.
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 color.