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Brown Spots in Calathea Rattlesnake
verifiedReviewed by the GreenScout Team
The Calathea Rattlesnake is a striking tropical houseplant known for its long, lance-shaped leaves with bold dark green and light green patterns that resemble a rattlesnake's markings
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Calathea Rattlesnake care requirements
These care conditions are most relevant to brown spots in Calathea Rattlesnake. Check each one as a potential cause.
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Light
Bright, indirect light; tolerates moderate indirect light but avoid direct sun which can fade leaf patterns
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Water
Keep soil consistently moist but not waterlogged; water when top inch of soil feels dry; use distilled or filtered water to prevent mineral buildup
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Humidity
Requires high humidity of 50–80%; mist regularly, use a pebble tray with water, or place near a humidifier
symptoms
Symptoms to look for in Calathea Rattlesnake
- fiber_manual_recordBrown patches on leaves
- fiber_manual_recordCrispy brown areas
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Common causes in Calathea Rattlesnake
- 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 Rattlesnake
Sunburn: bleached patches facing light source. Fungal: brown spots with rings. Bacterial: water-soaked spots turning brown.
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How to treat brown spots in Calathea Rattlesnake
Remove affected leaves. Treat with appropriate fungicide or bactericide. Adjust light exposure.
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Preventing brown spots in Calathea Rattlesnake
Avoid direct midday sun. Improve air circulation. Water at soil level.