What is the difference between a garter snake and a garden snake?

There is no such species as the Garden Snake.

The above answer is misleading because it refers to a common name and not a scientific or Latin name. It depends on what part of the country you lkive in and sometimes even the distinct locality. Garter snakes are commonly call garden snakes due to the fact that they commonly are found in gardens searching for food. that is the problem with common names, they are just that, common and many snakes are referred to as Garden snakes depending on locality. Garden snake is commonly listed as a common name for Garter snakes in most of the herpetological literature>