How to prune hibiscus rosa-sinensis 'cooper'

Late winter to early spring before new growth flushes. Cut stems back by one-third to one-half, making cuts just above a leaf node or bud. Remove any dead, weak or crossing branches entirely.

Annually in spring; light shaping as needed through the growing season. Hibiscus rosa-sinensis 'Cooper' benefits from light to moderate pruning to maintain a bushy shape and encourage flowering on new growth. Prune in late winter or early spring before growth resumes. Avoid heavy cutting in autumn. Deadheading is unnecessary as blooms drop cleanly, but removing spent stems keeps the plant tidy.

Cut stems back by one-third to one-half, making cuts just above a leaf node or bud. Remove any dead, weak or crossing branches entirely.