Is an Onion a Root or Stem?

By Staff WriterLast Updated Mar 25, 2020 6:09:49 PM ET
onion-root-stem
Cultura RM/Diana Miller/Collection Mix: Subjects/Getty Images

An onion is a bulb. They belong to the allium family, which is also home to edible plants such as chives (also known as scallions), garlic, leeks and shallots.

Advertisement