They are EXCELLENT for a vegetable garden.
Earth Worms, keep everything else away
The best type of worms I've used in my garden are earth worms. Mainly night crawlers. They work really well for adding air to the soil. They do tend to multiply quickly. Good Luck.
Insects that feed on garden worms include beetles, centipedes, and ground beetles. These insects help regulate the population of worms in the garden ecosystem. Additionally, birds and other small animals may also prey on garden worms.
They are useful because worms chew your food and turn it into garden fertilizer.
worms
can earth worms be put directly in garden
Usually you will see them.
If by 'garden snake' you meant Garter Snake (Genus Thamnophis) - then yes. Worms are part of their natural diet.
The thick green and black striped worms in a flower garden are cut worms, also called horn worms. These do not harm people but can devastate a garden. They are known for eating tremendous amounts of vegetation overnight.
yes
they will be dead