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Is It Too Late to Cut Back Knockout Roses? What to Know Before Risking Next Year’s Blooms
Prune Knockout roses heavily in late winter or early spring as new growth begins. Lightly deadhead and shape in late summer, stopping two months before frost. For annual pruning, cut back one-third of ...
A couple of days before Mother's Day, there was a day to celebrate in the world of horticulture. Friday, May 9, was National Knock Out Rose Day. This is the first year this day has been recognized.
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