PRE ORDER YOUR LAWN GUARDIAN NOW! LIMITED QUANITIES AVAILABLE. ** Nematodes can only be applied during certains times with the right outside temperatures. Therefore, we will call you when your product is ready for pick up. In the shopping cart page, there is a area to enter your contact information. Please fill this out so we can contact you for pickup.


LAWN GUARDIAN -Beneficial Nematodes: Do you have dead patches on your lawn? Skunks digging up the grass? You have Lawn GRUBS! Lawn Guardian - Canadian Beneficial Nematodes, your environment friendly solution. Apply Spring and Fall for your year round bylaw compliant solution. Lawn Guardian Hunts down and Kills Grubs!

  • 100% Safe for people, pets, plants and even earthworms. Treats 2000-3000 sq. ft ( 180-270 sq.m)
  • Beneficial Nematodes are organic microscopic worms that when applied to moist soil, seek out and kill pest larva such as grubs.
  • Apply in spring when soil temperature is above 10 degrees C and grubs are seen in the soil
  • Apply in late August through October to eliminate newly hatched grubs in the soil and to prevent spring damage.
  • Lawn Guardian controls the larva stage of June Bugs, Japanese Beetles, European Chafer the most common lawn grub pests
  • Easy to apply with Hose End Sprayer, Watering Can or Pump Sprayer includes full instructions

Lawn Guardian



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    9:00 - 5:00 Monday - Sunday

    19100 Old Dewdney Trunk Road 

    Pitt Meadows, BC, Canada V3Y 2R8

    © 2020 by Amsterdam Greenhouses and Garden Centre. Created by Heather Youl