Elderberry Tree Diseases

Question

I have two elderberry trees, and the tips of the leaves are going brown. How do I care for these?

Answer 1

The most likely cause is one of the problems discussed in this article:
https://www.gardeningknowhow.com/plant-problems/environmental/what-causes-brown-edges-on-leaves-of-plant.htm

Verticillium wilt is another possibility. If your tree has this disease you will see other symptoms as described here:
http://www.extension.umn.edu/garden/yard-garden/trees-shrubs/verticillium-wilt/