22+ Apple Tree Leaves Turning Brown And Curling. I have a braeburn, liberty, jonagold, gravenstein, gala, honeycrisp and antonovka apple trees.all of them have a few brown spots of their leaves. Older leaves develop brown edges and the leaves may curl up, creating a little boat shape.
What to do about newly planted tree leaves wilting, turning yellow or browning.
Verticillium wilt, peach leaf curl and anthracnose are three potentially. Did your supplemental watering help? The leaves of an apple tree should provide a lush, green backdrop to the shiny skins of the maturing apples during the late summer and fall, and the bright flowers the tree produces preceding fruit production. It causes yellowing and possible die off of leaves.