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  • 5 Litres 5 Litres
  • 10 Litres 10 Litres
  • 20 Litres 20 Litres

Gallup Hi-Aktiv Concentrated Glyphosate Weed Killer

Quick Overview

The Strongest Glyphosate On The Market with 490g/L - Even Kills Japanese Knotweed! Gallup Hi-Aktiv has an unparalleled reputation among our customers and is even stronger than the mighty Roundup ProBiactive 450.

• MAPP No. 17646
• Approx. Dilution Rate: 200ml per 10 litres of water (500ml for Japanese Knotweed)
• Approx. Coverage: 5 Ltrs - up to 13,600 m2


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Gallup Hi-Aktiv is a very highly concentrated glyphosate professional weed killer. One of it's major uses is in the treatment and eradication of Japanese Knotweed. It has a market leading formulation that uses a new generation surfactant system that ensures fast and reliable results - it is rainfast within 1 hour of application. It is used for the control of grasses and weeds in amenity, industrial and forestry areas. It has a non-hazerdous COSHH classification, meaning it bio-degrades in the soil into natural substances.


  • 490 g/litre of Glyphosate.
  • The strongest weed killer on the market.
  • Kills Japanese Knotweed.
  • Rainfast within 1 hour.
  • Non-hazerdous COSHH classification.


NB: There are legal responsibilities on both the seller and buyer/user of professional strength weed killers such as Gallup Hi-Aktiv. These responsibilities are covered by the 'Plant Protection Products Regulations 2011' and European legislation 'Regulation (EC) No 1107/2009'. Details of these regulations can be found here.

Please ensure you read and understand these regulations before you buy this product.

Please note: professional pesticide products must be applied in accordance with the Ministry Code for Plant Protection Products, more information can be found here by clicking here or by speaking to one of our advisors on 0800 411 8141.

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