Gardenias with powdery mildew

Question

After spraying with fungicide, do I prune all the affected branches out?

Answer 1

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