Troubleshooting
Mint problems — and how to fix them
Mint (Mentha) is generally forgiving once you match its basics, but a few issues come up again and again. Here is what each one looks like, why it happens, and the fix.
Spreading everywhere
Rhizomes — grow in a sunken pot or dedicated bed.
Orange rust pustules under leaves
Mint rust; cut to the ground and dispose of infected stems.
Tough woody growth
Plant is exhausted; divide and replant every 2-3 years.
Pale weak leaves
Too much shade or poor soil.
Prevent mint problems before they start
Most mint issues are care-mismatch, not bad luck. Dial in the basics:
Mint problems — FAQ
Why is my mint spreading everywhere?
Rhizomes — grow in a sunken pot or dedicated bed.
Why is my mint orange rust pustules under leaves?
Mint rust; cut to the ground and dispose of infected stems.
Why is my mint tough woody growth?
Plant is exhausted; divide and replant every 2-3 years.
Why is my mint pale weak leaves?
Too much shade or poor soil.