How to prune spiraea 'gold flame'

Early spring, just as buds begin to swell. Cut the entire plant back to a low framework 20–30 cm from the ground using clean loppers or pruners. After flowering in summer, lightly deadhead or shear to encourage a second flush of colorful foliage.

Annually (hard spring cut) plus optional light summer trim. Yes — Gold Flame is a summer-flowering japonica spiraea that blooms on new wood. Prune hard in early spring before growth begins, cutting stems back to within 20–30 cm of the ground. This renews vigor and preserves the vivid gold-and-copper new foliage display that makes this cultivar distinctive.

Cut the entire plant back to a low framework 20–30 cm from the ground using clean loppers or pruners. After flowering in summer, lightly deadhead or shear to encourage a second flush of colorful foliage.