The smallest species of edible onions, chives are a perennial plant native to Europe, Asia and North America. They thrive in moderate climates and well drained soil. The plants grow to approximately 30 centimetres in height with narrow, hollow leaves and attractive globe shaped purple flowers that bloom in the summer. Chives are popular for their mild onion flavor. A component of French culinary staple fines herbes, chives are a versatile ingredient and garnish throughout Europe, Asia and America.