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Overwatering in Catharanthus
verifiedReviewed by the GreenScout Team
Catharanthus, commonly called vinca or Madagascar periwinkle, is a heat- and drought-tolerant tender annual with glossy foliage and attractive five-petaled flowers in shades of pink, purple, red, or white
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Catharanthus care requirements
These care conditions are most relevant to overwatering in Catharanthus. Check each one as a potential cause.
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Water
Drought-tolerant once established; water when soil surface is dry; reduce watering in winter
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Soil
Well-draining soil; prefers slightly sandy or lean soil; avoid waterlogged conditions
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Humidity
Low to moderate; tolerates dry air well
symptoms
Symptoms to look for in Catharanthus
- fiber_manual_recordYellowing lower leaves
- fiber_manual_recordSoggy soil
- fiber_manual_recordAlgae or moss on soil surface
- fiber_manual_recordRoot rot
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Common causes in Catharanthus
- fiber_manual_recordToo frequent watering
- fiber_manual_recordPoor drainage
- fiber_manual_recordWrong pot size
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How to diagnose overwatering in Catharanthus
Push finger 2 inches into soil. If wet, overwatering is occurring.
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How to treat overwatering in Catharanthus
Allow to dry out completely. Check drainage holes. Remove rotted roots and repot.
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Preventing overwatering in Catharanthus
Always check soil before watering. Use pots with drainage holes. Choose well-draining compost.