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Dec 16, In this instalment of our How To Garden series Michael Palmer AKA MikeTheGardener on the free GardenTags app expertly shows us how to Prune Acers trees (Japa. Dec 18, When to Prune Maple Trees. Always carry out such pruning in late Autumn or Winter.

Other than formative pruning for those Acers which go on to make large shrubs or trees, the Acers and Japanese Maples, in particular, are best left alone.

NOT in the early spring or summer. By all means decide in the summer which branches are going to be troublesome – make a note – and do the work later.

The reason for this dormant season pruning, is that Acers bleed their sap if pruned in the spring or shrubmulching.bars: 1. Nov 24, A Acers will respond very well to pruning. It is best to prune whilst the tree is dormant, so December to February would be an ideal time of year.

Make sure to prune back to a bud – this means cutting just above the bud. If you leave any excess wood above the bud, the dieback could become diseased. Simply prune the acer tree to the shape that you want it to shrubmulching.bars: 7. Acer Tree Care, LLC is an arborist-owned and operated company that specializes in the proper care of landscape trees and shrubs.

We provide services and expert consultation for many arboricultural needs including tree pruning and removal, young tree training, structural pruning, targeted pruning, tree support systems, risk/safety evaluations, and shrub restoration and shrubmulching.baron: Dexter Ln Mound, MN This can stop air circulating and make the trees more prone to fungal diseases.

Every two or three years when the leaves have fallen, prune out any diseased or damaged wood. If the central part of the tree looks overcrowded, prune some of the stems and smaller branches, but maintain the overall shape of the tree. Smaller Acer’s do not like hard pruning, it is much better to prune them more regularly and gently.

They also tend to get congested toward the centre of the tree, so it advisable to open it up to allow light and air movement through the tree. To do this, cut back a few of the older branches right back to the main trunk.

Jun 28, Acers, or Japanese maples, provide marvellous colour and foliage. Linda Ensby of Norfield Nurseries gives her three golden rules when it comes to caring for them, including tips on position, watering and potting on, in this video guide.

Always carry out such pruning in late Autumn or Winter.

More acer content: Caring for acers – Golden Rules. How to plant an acer in a pot. Tree pruning Structural pruning: insure proper branch spacing to improve overall strength, wind flow and light penetration. General pruning: removal of dead, dying, diseased and broken branches.5/5(5).