Learn Plant Care
Problem-Based1 min read

Brown or Black Spots on Houseplant Leaves

Noticed an issue with your houseplant? Learn what's happening and exactly how to fix it.

The Short Answer

Brown or Black Spots on Houseplant Leaves - here's what to do immediately.

Fungal Spots

Brown rings with yellow halos. Spread to other leaves. Worse in wet conditions.

Bacterial Spots

Dark, water-soaked spots. No improvement with drying out. Very contagious.

Fix

Remove affected leaves. Improve airflow. Reduce watering frequency. Avoid wetting leaves.

Prevention

Don't water leaves. Keep soil dry between waterings. Prune lower leaves for airflow.

Prevention Going Forward

Regular inspection catches problems early. Good light, proper watering, and airflow prevent 90% of issues.

The Bottom Line

Most houseplant problems are solvable. Regular care and inspection prevent 90% of issues.

Frequently Asked Questions

Is my plant saved?

Probably. Most problems are fixable if caught early. Act immediately when you notice symptoms.

How do I prevent this?

Inspect plants weekly. Keep leaves dry. Ensure good airflow. Don't overwater. Quarantine new plants.

What if nothing works?

Remove severely affected plant from collection. Don't risk infecting others. Start fresh with new plant.

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