for a large area paving bricks I am looking for a weed killer that kills existing weed and prevents new weed growth

Question

a weed killer that weeds and also germination for up to 6 months for a large area of Paving bricks.
product that can be used in a knapsack sprayer.
Regards
eamonn

Answer 1

There are so many out there. I will give you a link to an article that will help: https://www.gardeningknowhow.com/plant-problems/weeds/conventional-weed-killers.htm