If you have established spirea bushes growing in your garden, you'll want to know how to prune them effectively so that they look nice and neat, and not overgrown and messy. Bear in mind ...
As a rule, plants that flower before May, like azaleas, spirea, and climbing roses should be pruned shortly after they bloom.
Annual pruning is necessary for these plants to ensure they flower to their full potential and don't become excessively large. 2. Spirea The spirea shrub, admired for its long-lasting blooms ...