How to Prune a Summersweet Shrub.

Apr 20, DO Prune Flowering Shrubs at the Right Time of Year Spring-flowering shrubs, such as lilac and forsythia, develop buds that will display the following year during the Estimated Reading Time: 5 mins.

Prune summer-flowering shrubs in late winter or early spring.

General enquiries Mon - Fri 9am - 5pm.

The pruned shrubs will bloom in summer on the current season's growth. Some deciduous shrubs don't produce attractive flowers. These shrubs may possess colorful bark, fruit, or foliage.

Prune these shrubs in late winter or early spring before growth begins. Do not prune deciduous shrubs in late summer.

My lupins have been excellent this year.

Pruning shrubs in August or early. Jul 28, During the late summer months, shrubs need to be pruned for shape, portland oregon pruning fir trees and airflow as well as to remove dead flowers.

By pruning we increase the vigor, longevity and the amount of blooms on your flowering shrubs. Some shrubs included in our summer pruning program are Deutzia, Spirea, Viburnum, Weigela, Barberry, Boxwood, Yew and Hydrangea, just to name a treedelimbing.bars: 4. Jul 09, Gardening; Courses; Community; Blog; Cutting back perennials and pruning shrubs in midsummer. By Andy McIndoe July 9th, Link to; facebook; Link to; twitter; Link to; pinterest; Link to; linkedin; Once the flush of early summer has passed it is time to cut back to encourage new growth and possibly further flowers, if not for this season then in preparation for next.

Bushes that flower in the summer bloom on growth from the current growing season. You can prune these bushes after flowering to improve their shape if you need to; you won't be removing buds they need for the next growing season, but summer pruning of these shrubs will still decrease foliage growth.