How to prune physocarpus opulifolius 'summer wine'

Immediately after flowering (June–July); light trim late winter. Use loppers to cut two or three of the oldest, thickest canes to ground level each year after bloom. Lightly shorten any outward-reaching stems in late winter to maintain the compact, rounded form this cultivar is known for.

Annually. 'Summer Wine' is a compact ninebark with rich burgundy foliage. It needs less pruning than larger cultivars but still benefits from annual thinning to prevent congestion and maintain leaf colour. Remove the oldest canes at the base immediately after flowering, and trim lightly in late winter to keep a tidy shape.

Use loppers to cut two or three of the oldest, thickest canes to ground level each year after bloom. Lightly shorten any outward-reaching stems in late winter to maintain the compact, rounded form this cultivar is known for.