A. Mock orange, Philadelphus spp., is a large shrub that flowers April-May. Since the flower buds are produced on the previous year's growth, it's best to prune after the flowering period. Remove ...
Don’t prune your forsythia, lilac or mock orange yet. Anything you cut off now will result in that much less of a flower show this spring. Except for these and many other spring-flowering shrubs, ...