Pruning guide
How to prune catawba rhododendron
More catawba rhododendron care
Pruning catawba rhododendron — FAQ
When should I prune catawba rhododendron?
Immediately after flowering (late spring to early summer); renovation pruning in late winter. Snap or cut spent flower trusses just above the whorl of leaves below to direct energy into new growth buds. For shaping, make cuts just above a leaf node or dormant bud. Never prune after midsummer, as flower buds for next year will already be forming.
How often does catawba rhododendron need pruning?
Annually for deadheading; shaping every 2-3 years as needed. Yes, Catawba rhododendron benefits from pruning to maintain shape and encourage flowering. Deadhead spent flower trusses immediately after bloom by snapping them off cleanly above the next growth bud. Remove dead, damaged, or crossing branches anytime. Hard renovation pruning of overgrown shrubs can be done in late winter, though it delays flowering.
How do you prune catawba rhododendron?
Snap or cut spent flower trusses just above the whorl of leaves below to direct energy into new growth buds. For shaping, make cuts just above a leaf node or dormant bud. Never prune after midsummer, as flower buds for next year will already be forming.