If you are looking for red worms for sale that can be used for fishing or other things, you can look at a local hardware store or animal supply store. A hardware store will usually have a small supply of worms that people can purchase. The worms come in small containers so that you can easily keep them together without having them spilled all over your home. The container will probably have dirt in it so that the worms can be kept alive until you need them.
Animal and farming supply stores will sometimes have a larger supply of red worms. The best time to get worms is in the spring and summer. Many people like to go fishing or start gardens. The worms can be used on a garden to begin a compost pile. The compost is great fertilizer for your garden. Worms can also be used as bait for fishing.