tony sayer wrote:
In article , Terry Pinnell
writes
I'm fighting an ongoing battle against weeds growing through the
sand-gaps in out brick paths and patio. I spent the weekend clearing
them, this time with a high pressure hose, and refilling with fine
sand. So now I want to do whatever I can to PREVENT their
reappearance. Or at least postpone it for a long time.

But I could find nothing that appeared suitable on the Homebase
shelves this morning. Products like PathClear seem to require the
weeds to be present and growing! So I am hoping someone here can

Sodium clorate seem to stop most everything for quite some time...

And is fairly nice to other stuff in the environment - doesn't kill fish
easily for example.