no but roots can be damageable to them but they do not kill earthworms
Potting mix does not kill earthworms.
Earthworms enrich the soil with their feces and allow air to get to the roots of plants.
The waste matter from earthworms are nutritious for plants. Earthworms also keep soil loose when they dig and move around the soil. This helps roots and water penetrate through the soil easily. Earthworms are widely encouraged in organic vegetable gardening and are categorized as beneficial animals. It is also claimed that chemical fertilizers and pesticides kill off earthworms thus gardens loose the benefits that these worms bring.
Yes. Crossbow weed kill goes to the roots and kill.
Yes, because earthworms need wet soil to live. Also, the rocks will cut them.
They will disturb the roots by their movement and so will restrict the growth.
No, they don't. They don't kill any type of creature.
Iodized salt.
Yes, chlorinated water kills earthworms. The worms in question must breathe through their outer layers. The "skin" needs to be kept moist, but waterlogged, with the consequence that too much of any water -- not just chlorinated -- will kill earthworms.
Yes, based on my own experience, seven dust kills earthworms.2nd Answerer says: I concur.
Earthworms pull dead plant material underground so roots can access it and take up nutrients; they loosen earth by digging tunnels, making it easier for roots to grow, and their waste is the perfect fertilizer.
Badgers are omnivores with a diet of rodents, earthworms, grubs, fruit and roots.