November and December challenge rosarians—the growing season ends, but winter dormancy hasn't fully begun. Your roses still need attention during this transition.
Water remains critical. Keep soil around roots moist with deep soakings as needed, but avoid overwatering. Well-hydrated roots are essential for winter survival and cold protection.
Stop all pruning and deadheading to prevent stimulating new growth. Cease fertilizing—your goal is encouraging dormancy, not growth. You should have stopped organic applications last month.
Continue monthly spraying for black spot. Watch for spider mites and aphids, which remain active. Blast infestations with water and use soapy water for aphids.
Remove diseased leaves and rake fallen foliage to eliminate disease reservoirs and improve appearance.
This is the ideal time to prepare new rose holes and beds for spring planting. They'll "mellow" over winter, ready for new bushes.
Begin mulching tender varieties like 'St. Patrick', 'Color Magic', 'Oklahoma', and 'Signature'. Hardier types can wait another month. Your season-long care deserves a strong finish—don't neglect these crucial final months.
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