The best blueberries are produced on 2- to 4-year-old canes.

The best blueberries are produced on 2- to 4-year-old canes. Older canes tend to be weaker and produce smaller berries.

Hence, blueberry pruning is a constant renewal process where older canes are removed to encourage new, strong and more upright growth. Refer to Figures 2 and 3 for the types of the canes that need to be removed. Jul 26, For trimming blueberry bushes, you should remove any lower growth to prevent fruits from settling on the ground. When pruning blueberries, you’ll want to allow light to penetrate the center of the plant.

This means any criss-crossing branches should be removed to allow for more sunlight and better air stumplopping.barted Reading Time: 2 mins. Nov 25, To keep them producing well, blueberry bushes need to be pruned every year. If your bushes have never been trimmed, be careful not to go overboard the first year: Remove no more than two or three of the oldest canes (more than seven years old).

Remove any diseased or broken wood, plus crossing branches. After the third year, a mature cultivated blueberry plant has canes which originate from the crown. Pruning controls the crop to increase fruit quality. When the bushes are mature after several years, remove older central canes and prune inward pointing laterals back to the main cane. Prune when dormant in late winter or early spring.