Q.Plum Plants and Black Knot
I have new plum trees to plant and need help getting rid of plum plants that have black knot. What can I do?

Certified GKH Gardening Expert
First, I would dispose of the diseased plants, taking care to remove any debris within that area and I would probably avoid planting the new plums in the same area, just as a precaution. These articles should help: https://www.gardeningknowhow.com/garden-how-to/info/diseased-plant-disposal.htm, https://www.gardeningknowhow.com/edible/fruits/plum/black-knot-tree-disease.htm, https://www.gardeningknowhow.com/plant-problems/environmental/planting-in-old-spaces.htm, https://www.gardeningknowhow.com/edible/fruits/plum/growing-plum-trees.htm