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Brown Spots in Calathea
verifiedReviewed by the GreenScout Team
Calatheas are prized for their striking patterned leaves that fold up at night
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Calathea care requirements
These care conditions are most relevant to brown spots in Calathea. Check each one as a potential cause.
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Light
Low to medium indirect light. No direct sun.
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Water
Every 1–2 weeks with filtered water.
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Humidity
60%+ essential. Use a humidifier.
symptoms
Symptoms to look for in Calathea
- fiber_manual_recordBrown patches on leaves
- fiber_manual_recordCrispy brown areas
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Common causes in Calathea
- fiber_manual_recordFungal leaf spot
- fiber_manual_recordSunburn
- fiber_manual_recordBacterial blight
- fiber_manual_recordCold damage
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How to diagnose brown spots in Calathea
Sunburn: bleached patches facing light source. Fungal: brown spots with rings. Bacterial: water-soaked spots turning brown.
healing
How to treat brown spots in Calathea
Remove affected leaves. Treat with appropriate fungicide or bactericide. Adjust light exposure.
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Preventing brown spots in Calathea
Avoid direct midday sun. Improve air circulation. Water at soil level.