Thanks for the suggestions!I'll test this year by replanting some roots and adding fertiliser.Two questions: - for the roots, is it ok to dig...
That would be ok if yellowing stops. In my case it eventually takes over the whole plant.It's not in a container. I attached another picture....
I've been growing mint for a few years and it's always the same story. It starts very well until summer when it begins to turn yellow/brown....
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