Martin Brown wrote:

Rob Keel wrote:

Can someone please recommend.

These two requirements are mutually incompatible. A fast acting
weedkiller will fry off the tops without seriously damaging the roots.

You actually want a slow but effective weedkiller like glyphosate for
maximum effect with minimal application. And for specialised tasks
like paths and patios there are specific products with suggestive
names.

Regards,
Martin Brown

Thanks for the info Martin.

--
Rob Keel.