Pruning: 'In late winter or early spring ... The European spindle tree, Euonymus europaeus, is a versatile and far less ...
A few years back, I wrote an article about burning bush, Euonymus alatus, being named an invasive plant in Pennsylvania.
Sometimes called winged euonymus, it is an extremely popular landscape ... trimmed appearance, so I routinely prune these shrubs early in the season (before July 4) so that they do not set fruit.