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Root Rot in Crown of Thorns

verifiedReviewed by the GreenScout Team

Crown of Thorns is a succulent shrub native to Madagascar, prized for its vibrant flowers and dramatic spiny stems

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Crown of Thorns care requirements

These care conditions are most relevant to root rot in Crown of Thorns. Check each one as a potential cause.

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Water
Water when top 1–2 inches of soil are dry; reduce watering in winter. Allow soil to dry between waterings to prevent root rot.
compost
Soil
Well-draining cactus or succulent potting mix; add perlite if using regular potting soil.
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Humidity
Low to moderate humidity is acceptable; avoid excessive moisture around foliage.
symptoms

Symptoms to look for in Crown of Thorns

  • 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 Crown of Thorns

  • fiber_manual_recordOverwatering
  • fiber_manual_recordPoor drainage
  • fiber_manual_recordFungal pathogens
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How to diagnose root rot in Crown of Thorns

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 Crown of Thorns

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 Crown of Thorns

Always use pots with drainage holes. Allow soil to partially dry between waterings. Use well-draining compost.

Other Crown of Thorns problems

Root Rot in Crown of Thorns — Causes & Treatment | GreenScout