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What's causing this?
NGLittleSeedlings
Posts: 729
Can anyone tell me what is causing this discolouration to the leaves on my Chrysanthemum plants and how to deal with it?
It has started worsening over the past week.
Thanks in advance.
0
Posts
It's probably white rust NG.See the link below to the rhs.
https://www.rhs.org.uk/advice/profile?pid=560
Thanks Dave