I Have A 2 Year Old PeeGee Hydrangea Tree That Has Started To Open Its Leaves.On A Section Of The Tree The Leaves Appear Wilty And

Question

on another branch the leaves are much smaller. on another branch the leaves are much smaller.

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Answer 1

It looks like the rootstalk was allowed to grow. Grafted trees have a different rootstalk which is attached to a scion, or the upper part of the tree. I would cut out the part that doesn't look like the Pee Gee.

https://www.gardeningknowhow.com/ornamental/trees/tgen/can-grafted-trees-revert-to-their-root-stock.htm