How to prune astilbe simplicifolia 'sprite'

Late autumn or early spring for cutting back; after flowering in late summer for deadheading. Cut all stems to ground level using clean shears in autumn or just before spring growth resumes. Deadhead individual flower spikes by snipping them at the stem base once blooms have faded and browned.

Annually (cut back); deadhead as needed. Astilbe simplicifolia 'Sprite' is a low-maintenance perennial needing little pruning. Remove spent pink flower plumes after they fade or leave them for ornamental winter interest. Cut the whole plant back to ground level in late autumn or early spring. Divide clumps every 3–4 years to prevent congestion.

Cut all stems to ground level using clean shears in autumn or just before spring growth resumes. Deadhead individual flower spikes by snipping them at the stem base once blooms have faded and browned.