Leaves Darken on the Edge: Possible Causes

Below is the complete list of possible causes for this symptom.

• Broad Mites
• Chemical Gas Exposure
• Cyclamen Mites
• Fertilizer - Too Much
• Humidity - Not Enough
• Potting Soil - pH Imbalance
• Privet Mites
• Spider Mites
• Thrips
• Water - Not Enough
• Water Quality - Chloramine
• Water Quality - Too Much Chlorine

Note: Whenever exposure to chemical gas is a possible cause, it is important to rule this out as you consider other possible causes, since the symptoms of chemical gas exposure can mimic the symptoms of other problems. As a consequence, chemical gas exposure is frequently misdiagnosed.

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