Blueberry Bush Pruning
I've heard that blueberries only come from 'new wood'. Could you define new wood? Is it 0 to 1 year old, 1 to 2 years old, etc. ? Or is there only new wood from the previous season's growth?
Certified GKH Gardening Expert
The following article should be of some help to you: https://www.gardeningknowhow.com/edible/fruits/blueberries/blueberry-plant-pruning.htm