Q.Is Buffalo, WY In Zone 4?
What peaches grow best in Zone 4 if Buffalo,WY is in Zone 4? How do we protect our new peach trees from deer/antelope that live in the area? thanks. Paula Albrigo

Certified GKH Gardening Expert
4b/5a, yes. This article will help suggest peaches that do well in your climate:
https://www.gardeningknowhow.com/garden-how-to/gardening-by-zone/zone-4/zone-4-peach-trees.htm
Deer proofing fruit trees is not a simple task, but this article will offer suggestions:
https://www.gardeningknowhow.com/plant-problems/pests/deer/deer-eating-fruit-trees.htm