Leaves with black spots are likely caused by a fungus that thrives in moist conditions, making this a common problem in humid climates.
14+ Pear Tree Leaves Turning Black On Edges. The presence of black spots on the leaves of a pear tree indicates a problem. The tree gets adequate water.
Bradford Pear Under Fire From Bacterial Disease from info.ncagr.gov
The tree gets adequate water. I planted some pear seedlings this winter. Heavily infected leaves often yellow and drop prematurely.
And each year it bears more and more delicious figs.
Then the tree slowly sheds its leaves. The leaves turn shades of red,yellow, orange & brown. I planted some pear seedlings this winter. A smooth barkiess tree, blackened by a surfeit of green water.
