Herbicides

Selective, non-selective, and pre-emergent herbicides for professional weed control.

Hunter Pro-Spray pop-up watering a residential lawn

Showing 1–12 of 119 resultsSorted by price: high to low

Showing 1–12 of 119 resultsSorted by price: high to low

Buying Guide: Herbicides

Looking for the best herbicides for your project? Big Irrigation Supply Canada carries 119+ professional-grade herbicides products from trusted brands like PBI-Gordon, Nufarm, Lesco, Corteva Agriscience, BASF. Fast shipping across Canada.

How to Choose the Right Herbicides

  • Consider your project size — residential installations may need different specs than commercial.
  • Check compatibility — make sure components work with your existing system.
  • Compare brands — we carry multiple professional brands so you can find the best fit.
  • Read specifications — product pages include detailed specs and installation guides.

Need help choosing? Our team of irrigation and landscape lighting professionals is ready to help. Browse our full selection of herbicides or contact us for expert advice.