Knockout Rose: Reddish Foliage, Few Buds = Possible Rose Rosette Disease

Zone 5 Midwest: One Knockout has dark reddish foliage, few buds. Others fine. Same soil, sun, bed. Puzzled new gardener.

Red Flag: Rose Rosette Disease (RRD)

Symptoms match: excessive red pigment, distorted growth, reduced flowering. RRD is fatal and spreads via mites.

Hope it's just spring red growth (some varieties do this). But RRD is serious—verify fast.

Roses: Why Miniature Rose Buds Turn Brown and Drop Leaves Before Blooming; Reviving an Old Floribunda Rose That Stopped Blooming: Pruning and Fertilizer Reset; JFK Rose Buds Brown & Won't Open: Thrips, Alkaline Soil & Systemic Pesticide Concerns; Why Are My Knock Out Rose Petals Crinkled and Pointed?; Why Established Roses Stop Blooming: Nutrient Balance and Pest Check; Rose Buds Not Opening – Reddish Worms Inside = Thrips or Midge; Why Healthy Roses Won't Bloom: Nitrogen, Pruning & Winter Prep; Companion Plants for Sunny New Jersey Rose Bed; Companion Planting Grapes and Climbing Roses: Spacing, Fertilizer, and Low-Maintenance Tips; Impatiens Need Some Sun to Bloom—Even in Atlanta Shade

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