[joe.b]

would it be ok to pre spray with weedkiller and leave for a couple of days or do you need to rinse straight away?

[james44]

I think your best bet would to be ask here!

http://www.pavingexpert.com/cgi-bin/ib3/ikonboard.cgi

[sherco]

would it be ok to pre spray with weedkiller and leave for a couple of days or do you need to rinse straight away?

If you spray with weed killer and rinse straight away the weed killer will not work..Don't use granular weed killer as it may mark the stone.

[Kev Martin]

would it be ok to pre spray with weedkiller and leave for a couple of days or do you need to rinse straight away?

If you spray with weed killer and rinse straight away the weed killer will not work..Don't use granular weed killer as it may mark the stone.

Andrew

Spot on advice

Kev