Cutworm Killer contains nematodes that will control and kill harmful soil dwelling caterpillars such as Cutworms. These are often the caterpillar stage of the Turnip moth.
Cutworms often feed at night on the surface and will damage a wide variety of vegetables, root vegetables and salad plants. They will also feed on the roots of seedlings and cause young plants to collapse where they have been feeding. Cutworm Killer nematodes are applied as a soil drench to kill the caterpillars in the soil.
When to apply Cutworm Killer nematodes
Cutworm caterpillars can be found from the spring through to the autumn. Apply the nematodes when damage is observed on plant stems or Cutworms are when are found in the soil, they are normally quite close to the soil surface. Soil temperatures should be above 10.c for the nematodes to be active, if applying in the spring.
How to apply Cutworm Killer nematodes
There are two unit sizes available for Cutworm Killer, one to treat 100 square metres and the other to treat 50 square metres.