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This past March 20 we would have gathered again for Clackamas Tree School, but once again, it was not safe

Feb 05, Trees to prune in late spring to early summer include: Forsythia Lilac Dogwood Magnolia Weigela Wisteria. Prune apple trees, including flowering crabapples, mountain ash, hawthorns and shrub cotoneasters in late winter (February-early April). Spring or summer pruning increases the chances for infection and spread of the bacterial disease fireblight. Autumn or early winter pruning is more likely to result in drying and die-back at pruning sites. Late February to early April is the best time to prune fruit trees in Iowa.

Pruning should be completed before the fruit trees begin to break bud (leaf out) in early spring.

Apr Impact story.

Jan 26, Winter is the optimum time to prune most deciduous woody plants, when they are dormant and their branch architecture is most evident. Mar 10, Experienced gardeners use summer pruning to direct growth by slowing down the development of a tree or branch.

The best timing for this form of pruning is just after the seasonal growth has reached its peak.

By removing the total leaf surface of the plant, you reduce the amount of nutrients sent to the roots and the overall growth of the shrubmulching.barted Reading Time: 9 mins.