[villagetinker]

Originally Posted by Bomarsh

Roofing felt, roll it out, cut width to size , replace rock and you will not see another weed there again. I did mine 4 yrs. ago still no weeds.

Since this is impermeable, I am guessing your trees and flowers need a lot of hand watering, at least the "weed mat" lets water go through. I would guess this also interferes with fertilizing
the plants. Glad it works for you.