Growing Red Hydrangeas?

cybergrannie
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July 13, 20170 found this helpful

Sorry no one answered your question in a timely manner but perhaps and answer will help someone else with the same question.
It seems that if you have the "red" hydrangea you can add lime to keep it looking red. Here is a link that explains how to do this plus other useful information.

www.hunker.com/.../how-to-make-my-hydrangeas-red