Pruning mums helps them grow fuller with longer-lasting blooms. Pinch tips at 4–6 inches tall, again at 12 inches tall, and stop about 100 days before bloom. Deadhead spent flowers once blooming ...
Cut back perennials in fall if they’re disease-prone or pest-damaged. Wait until spring cleanup to give plants winter protection and wildlife value. Use sharp tools and clean, angled cuts for strong, ...
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