photo of an onion

© Michelizza.


U.S. Sizes

Colossal 3¾ inches and larger
Jumbo 3 inches and larger
Medium 2 inches and larger

31 Federal Register 13637 and amendments

Walla Walla sweet onions

A special set of sizes, somewhat larger than the U.S. sizes, is used for the famous Walla Walla sweet onions. These sizes are set by the Walla Walla Gardeners Association.¹

Colossal 4 inches and larger
Jumbo 3¼ to 4 inches
Medium 2½ to 3¼ inches

1. Personal communication from Bryon Magnaghi.

home | food index | search |  contact drawing of envelope |  contributors | 
help | privacy | terms of use