These spots began to appear on the leaves of my peppermint, what could it be?
The other side of the leaves looks like this:
These spots began to appear on the leaves of my peppermint, what could it be?
The other side of the leaves looks like this:
Probably leaf miner damage - the black part is likely the entry/exit point. Either that or something's dropped onto the leaves - anything interesting on the underside of the leaves?