Plants that benefit from hard pruning in late winter or early spring include:

Acer negundo 'Flamingo', Catalpa bignonioides 'Aurea', Catalpa xerubescens, 'Purpurea', Cornus alba 'Elegantissima', Cotinus coggygria cvs., Gleditsia triacanthos, 'Rubylace', Paulownia tomentosa, Prunus cerasifera 'Pissardii', Robinia pseudoacacia, 'Frisia', Salix alba var. sericea, Salix elaeagnos, Sambucus nigra 'Aurea', S.n. 'Marginata', Sambucus racemosa 'Sutherland Gold', and Ulmus minor 'Louis van Houtte'.