Apple Trees
Q.

mark under leaves of apple tree

Zone surrey | Anonymous added on May 13, 2016 | Answered

I have pink/white marks under the leaves of my apple tree. Please help me understand what this is on my apple tree. It has what I think is rust but also this pink/white almost fluffy marks underneath. Are they eggs or disease? I've looked in books but to no avail.

A.
A.Answers to this queston: Add Answer
Downtoearthdigs
Certified GKH Gardening Expert
Answered on May 15, 2016

That looks like powdery mildew to me. For more information on powdery mildew and other apple tree diseases, please visit the following link:
https://www.gardeningknowhow.com/edible/fruits/apples/apple-tree-diseases.htm

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