Although it takes long time to work, rock salt can effectively kill tree roots by robbing them of water. Rock salt Water Drill with a 1-inch or larger drill bit Bore several holes 3 to 4 inches ...

Killing tree roots with salt can take several months but is relatively labor-free. Rock salt and Epsom salt are the most effective. Keep in mind that all salts can remain in the soil, damaging the ...

A: Trees have 90% of their roots in the top foot of soil ... use turf most effectively to break up the starkness of all the rock. Use smaller areas of grass, but don’t do without it entirely.