Gardenia Plants
Q.

standard gardenia

Zone 2800 | Anonymous added on July 11, 2017 | Answered

There is brown rust like spots on my standard gardenias. What is the problem here and what should I treat it with?

A.
A.Answers to this queston: Add Answer
Downtoearthdigs
Certified GKH Gardening Expert
Answered on July 12, 2017

It could be a number of issues ranging from stem canker to a type of mildew. If you're on well water: occasionally the high iron content in the water will literally stain the leaves. But this article may help you positively identify and correct whatever the issue is: https://www.gardeningknowhow.com/ornamental/flowers/gardenia/common-gardenia-diseases.htm

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