In the fall, carefully prune the dahlia back until it’s a stump, then gently dig away the topsoil until you can see the tuber and root system. Carefully remove the tuber from the ground.

Edible portions of white potatoes are the tubers, specialized underground storage organs developed from stem tissues. Tubers ...

The racks of spring-planted bulbs, bare root plants and tubers show up in box stores and garden shops each spring. Colorful ...