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Root Rot in Cactus Old Man
verifiedReviewed by the GreenScout Team
Old Man Cactus is a distinctive columnar cactus named for its long, hair-like spines that resemble grey hair, creating a dramatic and otherworldly appearance
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Cactus Old Man care requirements
These care conditions are most relevant to root rot in Cactus Old Man. Check each one as a potential cause.
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Water
Water sparingly during growing season; allow soil to dry completely between waterings. Minimal water in winter.
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Soil
Fast-draining cactus or succulent mix with added perlite or grit for excellent drainage.
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Humidity
Very low humidity essential; moisture promotes rot and fungal issues.
symptoms
Symptoms to look for in Cactus Old Man
- fiber_manual_recordBrown, mushy roots
- fiber_manual_recordYellowing leaves
- fiber_manual_recordWilting despite moist soil
- fiber_manual_recordFoul smell from soil
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Common causes in Cactus Old Man
- fiber_manual_recordOverwatering
- fiber_manual_recordPoor drainage
- fiber_manual_recordFungal pathogens
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How to diagnose root rot in Cactus Old Man
Remove plant from pot. Healthy roots are white/tan and firm. Rotted roots are brown/black and mushy.
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How to treat root rot in Cactus Old Man
Trim all rotted roots with sterile scissors. Treat with hydrogen peroxide solution. Repot in fresh, well-draining soil.
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Preventing root rot in Cactus Old Man
Always use pots with drainage holes. Allow soil to partially dry between waterings. Use well-draining compost.