Brown Tips on Plant Leaves: Causes & Fixes
Brown, crispy leaf tips are a common sign of environmental stress in houseplants.
Quick diagnosis
Brown tips usually indicate an environmental factor like humidity or water quality rather than a serious disease.
考えられる原因
Low Humidity
Why: Many tropical houseplants prefer higher humidity. Dry air can cause leaf edges to crisp.
Signs to check: Tips are dry and crispy, common in winter with heating on.
Water Quality
Why: Chlorine, fluoride, or dissolved salts in tap water can accumulate and cause tip burn.
Signs to check: Gradual browning at tips, especially on sensitive species like Calathea or Spider Plant.
Underwatering
Why: Consistently dry soil can lead to brown, crispy leaf edges.
Signs to check: Soil is often dry, plant may also show wilting.
確認ポイント
- 1Check humidity levels in the room
- 2Consider your water source
- 3Check soil moisture consistency
- 4Look for salt buildup on soil surface
対処法
- Increase humidity with a tray of pebbles and water or a humidifier
- Try using filtered or rainwater
- Maintain consistent watering habits
- Flush soil occasionally with distilled water
専門家に相談するタイミング
- Browning spreads rapidly beyond tips
- Entire leaves turning brown and mushy
ポイント
Brown tips usually indicate an environmental factor like humidity or water quality rather than a serious disease.
Frequently asked questions
What causes brown leaf tips in houseplants?
Brown, crispy leaf tips are a common sign of environmental stress in houseplants. Common causes include low humidity, water quality, underwatering.
How do I fix brown leaf tips?
Start by identifying the likely cause instead of applying every remedy at once. Increase humidity with a tray of pebbles and water or a humidifier Try using filtered or rainwater Maintain consistent watering habits
Track the problem over time
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Sources and review
Content last reviewed: September 4, 2026
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