Imidacloprid kills insects by contact and ingestion and is especially systemic when used as a soil treatment. ... Seeds treated with Imidacloprid can be toxic to birds especially the house sparrow. It is moderately toxic to earthworms.

What pesticides kill earthworms?

Use a carbamate insecticide to kill the earthworms. Some carbamate insecticides include carbaryl (Sevin), bendiocarb (Turcam) and propoxure (Baygon). Use about as much insecticide to kill the earthworms as you would to kill grubs, which is generally 4 to 8 lb.

Do pesticides harm earthworms?

There are certain pesticide families that are considered as harmful to earthworms i.e. neonicotinoids, strobilurins, sulfonylureas, triazoles, carbamates and organophosphates (Pelosi et al., 2014).