Fire blight is a serious disease that is highly contagious for many apples. It’s more damaging to some apples like Pink Lady than others such as Gala. It’s particularly damaging to all Asian pears.
Original article: https://www.reviewjournal.com/life/home-and-garden/fire-blight-disease-is-highly-contagious-for-many-apple-trees-2630655/
