Rhododendron
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Scientific NameRhododendron spp.
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Image & InformationRhododendron calophytum. Photo: Wikimedia Commons
It is possible to restructure a Rhododendron by gradually removing some of the older (thicker) trunks each year. This allows more light to filter into the root crown of the plant and stimulate new growth from the base.
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When to PruneLate spring or early summer, well after the bloom, but before July
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Flowers/Fruit on New or Old WoodOld Wood
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How & What to Prune
Remove dead flowers by pinching them at their base, again without disturbing the new growth that begins at the base of the cluster.
Remove dead, diseased, or damaged wood.
Use thinning and releadering cuts to remove or shorten crossing branches.
Then, use thinning and releadering cuts to open the plant or to reduce its height and width, as necessary.