Whether you are developing young pine material, or if you have a mature pine bonsai: You need to select buds, balance candle length for energy distribution and prune back branches during the growing season. A full explanation of different pruning strategies.
0:00 When to prune Scots pine candles?
0:40 Importance of Age when pruning pine bonsai
1:10 Removing pine buds in winter
2:44 Direct energy to lower pine bonsai branches
3:00 Benefit of pruning to two buds in Bonsai
6:17 Spring Candle pruning in Mature Pine Bonsai
9:38 Prune extending branches in summer?
10:30 What to do with overgrown pine?
13:25 Pruning candles weakens the branches
14:45 Flower removal (littlle balls on the pine branch)