blight in apple trees

Question

can I use the apples off a tree that has some blight? Tree is September Ruby

Answer 1

I'm not clear on the type of blight or disease you are referencing.
If your tree is suffering from Fire Blight, do not consume the fruit from infected trees.
https://www.gardeningknowhow.com/plant-problems/disease/fire-blight-remedies-and-symptoms.htm

https://www.gardeningknowhow.com/edible/fruits/apples/apple-tree-diseases.htm