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ayda_uslu

Can anyone identify this pest issue (black spots under leaves)?

8 years ago
last modified: 8 years ago


I have black spots under the leaves of my mint, chocolate mint, thyme and lemon thyme plants. I have had it in the past n my oregano and it slowed down the growing of the plant so i had it to get rid of the plant. Can anyone identify this pest issue and how can I treat it?