Mature lilac pruning

Greetings and good afternoon. We are writing about two mature and overgrown lilac trees in our back yard in the west end of downtown Toronto. The lilacs seem to have at one time been cared for but have clearly been…

Lilac Tree Pruning

The scenario described on your page re lilac trees described my problem exactly. However, I cannot reach the top and it is one section of the tree that is obviously dying. Do I need to cut the top and ALL…