My Hydrangea is over 70 years old. There are no flowers this year after a beautiful bloom last year. It seems like it is only blooming every other year. We do not cut the old wood ( until the new growth occurs) and that has worked in the bloom years. Suggestions?
Certified GKH Gardening Expert
That is amazing that your Hydrangea has lived such a long life!
This article should help you get your plant back in shape.