Phyllostachys bissetii bamboo - rust
I planted Phyllostachys bissetii bamboo in my garden in Cardiff two years ago. It has thrived up until now but I've noticed black spots in the leaves (not canes). How can I help my plant?
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I planted Phyllostachys bissetii bamboo in my garden in Cardiff two years ago. It has thrived up until now but I've noticed black spots in the leaves (not canes). How can I help my plant?