When do you prune viburnum

Most pruning is done for maintenance, to thin out the shrub, or it needs a heavy prune. Use Code: ShopSmallBiz. Search Keyword:.

Blog Home. Plant Care. Landscaping Tips. Plant Addicts Anonymous. When to Prune Viburnum Pruning your viburnum helps to promote a well-branched shrub that has a denser growth habit. How to Prune Viburnum Maintenance Pruning - helps to control shape and size. Why Do You Prune Viburnum Fairly new viburnums will not need pruning unless they are getting out of control and intruding on other plants nearby. Maintenance pruning should be completed in early summer once the flowers have died back.

During the year, remove any little suckers that sprout from the branches. The second year , do the same with another third of the branches.

Note the new branches forming at ground level. They will ultimately fill in the vacant spaces in the viburnum, creating fullness. By the third year , your viburnum should be on its way to becoming the lovely, flowering shrub it was meant to be, with just one more hard prune required. After the hard pruning is complete, maintain the viburnum with regular simple pruning just after it flowers. Hard pruning of viburnums is also commonly done in late winter or early spring while the plant is still dormant, but waiting until after the flowering period inhibits the growth of straggly water sprouts in favor of healthier, more substantial new branches.

Total removal of old growth is not always necessary. Cancel subsequent thinning of old growth when you are satisfied with the appearance of the viburnum. Yes 5 No 0. Print Tweet Share on Facebook. Comments 0. Add a public comment to this FAQ Entry. Contact Us with your Question by Email. Your Question Question. Leave this field blank. Submit Your Question. Powered by Springshare ; All rights reserved. Viburnums with dense interior growth may be susceptible to fungal infections, especially if they are growing in shady areas.

Thinning out the interior of the bush will improve airflow within the plant and help prevent fungal growth. This type of thinning can be done at any time, as viburnums rarely develop flowers in the interior of the plant.

Viburnum leaf beetles are a common pest of viburnums. Trimming off infested branches is one of the best ways to eliminate this insect. Destroy egg-laying sites and future larvae by cutting off the branches in the winter or early spring.

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