My peaches start to grow then stop and remain as hard as a rock until they fall off. Any help?
Certified GKH Gardening Expert
This is a pollination problem. The peaches cannot reach full maturity if they are not pollinated. They grow a little but then the tree aborts them. Here are some articles that may help: https://www.gardeningknowhow.com/garden-how-to/beneficial/insect-pollination-process.htm, https://www.gardeningknowhow.com/garden-how-to/beneficial/creating-a-pollinator-garden.htm