Allium cepa Egyptian Onion, Walking Onion Description A bunching onion used in cooking. Underground bulbs, greens and bulblets on ends of leaves may be used. A prolific grower. The unusual growth habit is what attracts most people. The thick stems bear mini onions on the ends. Characteristics Hardiness Zone: 4-8 Light requirements: Sun Height: 24-30" Native: No Sizes & Prices Size: 1 GALLON $12.98 Other Information All Onion Egyptian Onion, Walking Onion Allium cepa Zone: 4-8 Sun HT: 24-30"