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Weed Killing Frequently Asked Questions

All the Roundup facts rounded up

This is the place to find out all you need to know about Roundup. Want to know whether Roundup kills moss? Want to know how Roundup could affect your lawn? Get all the answers right here.

Why aren’t my weeds dead yet?

When can my children/pets return to the treated area?

When can I replant/reseed after use?

Why have weeds re-grown after several weeks?

Will it kill grass?

Why has it killed the grass?

Will it kill moss or algae?

Will it kill ivy?

Although difficult to kill completely, you can control Ivy with Roundup. Spray new, soft leaf growth in spring, before the wax layer thickens and hardens, with Roundup Ready to Use Weedkiller or Roundup Fast Action Ready to Use Weedkiller. If the weed is too near desirable species for spraying, simply brush the leaves with neat Roundup Concentrate or Roundup PowerMAX Concentrate Where ivy is growing upwards and has a distinguishable trunk it can be cut and the freshly cut stump painted with neat Roundup Concentrate Weedkiller or Roundup Concentrate PowerMAX Weedkiller during the dormant season (Autumn/Winter).

Will it kill tough weeds such as Creeping Lantana?

Can it be used on paving?

Does it harm the soil, persist in the soil, poison ground etc..?

How long does it need before rainfall?

Difference between Ready to Use & Concentrate?

Does the Concentrate need using up straight away after mixing?

Can I put it on stronger? Will that work better?

What are the origins of Roundup?

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