Q.Gardenias with powdery mildew
After spraying with fungicide, do I prune all the affected branches out?

Downtoearthdigs
Answered on February 27, 2017
No, in the case of powdery mildew, I would treat the plant and do not prune or trim until the plant is done flowering.
Here are some links with more information.
https://www.gardeningknowhow.com/ornamental/flowers/gardenia/common-gardenia-diseases.htm
https://www.gardeningknowhow.com/ornamental/flowers/gardenia/when-to-prune-a-gardenia.htm
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