Garlic

Allium sativum is a bulbous plant. It grows up to 1.2 m (4 ft) in height. Its hardiness is USDA Zone 8. It produces hermaphrodite flowers. Pollination occurs by bees and other insects
 

Size
4 - 4.5 cm.
4.5 - 6 cm.
6 - 6.5 cm.
6.5 - 7 cm