Q.Spots on hydranys
These showed up on stems and leaves
GKH_Susan
Certified GKH Gardening Expert
Certified GKH Gardening Expert
Answered on August 9, 2020
Most hydrangea problems are foliar diseases. I couldn't find a reference about the stem spots except a couple in a community forum that said those were normal in some varieties. Not sure about that. If those persist I would ask at your local nursery. These articles should help:
https://www.gardeningknowhow.com/ornamental/shrubs/hydrangea/spots-on-hydrangea-leaves.htm
https://www.gardeningknowhow.com/ornamental/shrubs/hydrangea/common-hydrangea-diseases.htm
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