Mature hydrangeas hardly flower

Question

The bushes are extremely healthy. They are pruned every year. Not given any plantfeed/fertiliser. What can be done to encourage flowers?

Answer 1

It depends on the type of hydrangea. Timing of pruning is critical in certain varieties. Often unsuspecting pruners cut off the buds forming for the next season. Here is more:

https://www.gardeningknowhow.com/ornamental/shrubs/hydrangea/hydrangea-not-blooming.htm

https://www.gardeningknowhow.com/ornamental/shrubs/hydrangea/prune-hydrangea-bushes-hydrangea-pruning-instructions.htm

https://www.gardeningknowhow.com/ornamental/shrubs/hydrangea/deadheading-a-hydrangea.htm

https://www.gardeningknowhow.com/ornamental/shrubs/hydrangea/mophead-hydrangea-care.htm