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Root Rot in Crocosmia
verifiedReviewed by the GreenScout Team
A stunning summer-flowering perennial with arching sprays of fiery orange, red, or golden flowers that emerge from sword-like green or bronze foliage
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Crocosmia care requirements
These care conditions are most relevant to root rot in Crocosmia. Check each one as a potential cause.
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Water
Moderate watering during growing season; keep soil moist but not waterlogged. Reduce watering after blooming. Drought-tolerant once established
compost
Soil
Well-draining, fertile soil enriched with organic matter. Tolerates a wide pH range (6.0–7.5). Poor drainage causes corm rot
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Humidity
Moderate humidity; prefers drier conditions once established. Good air circulation reduces disease risk
symptoms
Symptoms to look for in Crocosmia
- 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 Crocosmia
- fiber_manual_recordOverwatering
- fiber_manual_recordPoor drainage
- fiber_manual_recordFungal pathogens
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How to diagnose root rot in Crocosmia
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 Crocosmia
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 Crocosmia
Always use pots with drainage holes. Allow soil to partially dry between waterings. Use well-draining compost.