Creole Onion Grades and Standards

  1. U.S. No. 1 consists of Creole onions of similar varietal characteristics, except color when designated as a specialty or mixed pack, which are mature, fairly well shaped, free from soft rot, doubles, bottlenecks, and from damage caused by splits, seedstems, tops, roots, moisture, sunburn, sunscald, cuts, staining, dirt or other foreign matter, diseases, insects, or mechanical or other means. Unless otherwise specified, the minimum size shall be 1-3/4 inches in diameter. (See §51.3959.)
  2. U.S. No. 2 consists of Creole onions of similar varietal characteristics, except color when designated as a specialty or mixed pack, which are not badly misshapen and are free from soft rot, doubles, bottlenecks, and from damage caused by splits, moisture, sunscald, and from serious damage caused by seedstems, tops, roots, cuts, staining, dirt or other foreign matter, diseases, insects, or mechanical or other means. Unless otherwise specified, the minimum size shall be 1-1/2 inches in diameter. (See §51.3959.)
  3. U.S. Combination. Any lot of Creole onions may be designated “U.S. Combination” when not less than 50 percent, by weight, of the onions in each container meet the requirements of U.S. No. 1 grade and the remainder U.S. No. 2 grade. (See §51.3959.).

Visual Aids

  • C-1
  • C-2
  • C-10
  • C-11
  • ONS-CP-3
  • ONS-CP-3A
  • ONS-CP-10A
  • ONS-CP-12
  • ONS-CP-13
  • ONS-CP-14
  • ONS-IDENT-1
  • ONS-IDENT-2
  • Photo – 1 thru Photo – 15
  • ONS-CC-1
  • ONS-CC-2

Visual Aids may be found in the Official Inventory of Inspection Aids (pdf)

Unofficial Onion Visual Aid (pdf)

Detailed standards, Inspection Instructions & Other Resources: