How much Roundup Herbicide do I need?

Don’t worry if you’re uncertain about how much Roundup you’ll need to use to kill your weeds.

As ever, we’ve tried to make life as easy as possible for you.

Below, you’ll find a simple to use calculator. Simply key in the measurements of the area you need to treat, and we’ll do the rest.

Then you’ll be able to decide whether a Ready to Use product or a concentrate is more suited to your weed killing requirements.

Size estimator

Area to treat: by paces

Not only is Roundup weed killer incredibly easy to use, it's also extremely easy to buy...

Weeds come in all shapes and sizes. And so does Roundup, Australia's best selling weedkiller...

First developed for the agricultural industry, Roundup is the weed killer the professionals use...