How to prune hydrangeas – tips for old and new wood bloomers

If you’re wondering how to prune hydrangeas, there isn’t a one-size-fits-all rule – at least, your hydrangea falls into one of two categories.

Some hydrangeas flower on old wood, while others flower on new wood, and each category tolerates a different level of pruning. It’s all down to the species – and whether you’re growing hydrangeas in pots or borders, it’s crucial that you identify the type before you start trimming.

Here’s how to prune hydrangeas according to the species you’re growing.