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Root Rot in Begonia Tuberous
verifiedReviewed by the GreenScout Team
Tuberous begonias are spectacular flowering plants with large, ruffled blooms in brilliant reds, oranges, yellows, pinks, and whites, resembling roses or peonies
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Begonia Tuberous care requirements
These care conditions are most relevant to root rot in Begonia Tuberous. Check each one as a potential cause.
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Water
Keep soil evenly moist during growing season; reduce watering after flowering and allow tubers to dry for winter dormancy
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Soil
Loose, well-draining soil rich in peat moss or compost; pH 6.0–6.5
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Humidity
High humidity (60–80%); mist regularly but avoid wetting flowers
symptoms
Symptoms to look for in Begonia Tuberous
- 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 Begonia Tuberous
- fiber_manual_recordOverwatering
- fiber_manual_recordPoor drainage
- fiber_manual_recordFungal pathogens
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How to diagnose root rot in Begonia Tuberous
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 Begonia Tuberous
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 Begonia Tuberous
Always use pots with drainage holes. Allow soil to partially dry between waterings. Use well-draining compost.