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Trezac聽herbicide improves productivity and keeps the land healthy with targeted control if difficult weeds - including resistant poppies.

Trezac is a post-emergence herbicide for use on all varieties of winter cereals and spring cereals. It contains two active ingredients in an EC formulation.聽

Key Benefits

Unique mode of action and control spectrum

Trezac聽controls key competitive broad-leaved weeds, including Fallopia convolvulus, Galium aparine, Geranium spp, Lamium purpureum, Chenopodium album, Fumaria officinalis and Papaver rhoeas.

Ease of use

Trezac聽is easy to use and measure. It聽is rainfast one hour after application. It has high compatibility with tank mix partners, including grass killers.

Favorable toxicological & environmental profile

Trezac degrades in soil and plant tissues rapidly, allowing for crop rotation flexibility. Low use rates of Quelex result in low environmental load of the herbicide.

Controlled Weeds


  • Bedstraw, Catchweed聽(Galium aparine)
  • Buckwheat, Wild聽(Polygonum convolvulus)
  • Chamomile, Wild聽(Matricaria chamomilla)
  • Common Poppy (Papaver rhoeas)
  • Deadnettle, Purple Red聽(Lamium purpureum)
  • Fumitory聽(Fumaria officinalis)
  • Geranium
  • Hempnettle, Common聽(Galeopsis tetrahit)
  • Henbit聽(Lamium amplexicaule)
  • Ragweed, Common Short聽(Ambrosia artemisiifolia)

Refer to the Product Label for complete product efficacy information.

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