Asparagus for Processing Grades and Standards

Grades of Asparagus for Processing

  1. U.S. No. 1 consists of spears of asparagus which meet the following requirements:
a. Basic requirements:
1) Fresh; and,
2) Fairly well formed.
b. Free from:
1) Decay; and,
2) Broken tips.
c. Free from damage caused by:
1) Doubles;
2) Spreading tips;
3) Knife cuts;
4) Broken butts;
5) Hail;
6) Freezing;
7) Dirt;
8) Disease;
9) Beetles or other insects; or,
10) Mechanical, or other means.
d. Size: Unless otherwise specified, each spear shall meet the following requirements:
1) For diameter. Not less than one-fourth inch.
2) For length. Not more than 7-1/2 inches.
e. Color: Unless otherwise specified, the spear shall have green color extending at least 4 1/2 inches below the tip. There shall be no restrictions regarding the amount of white color permitted on a spear unless agreed upon by the processor and grower. (See §51.4078.)
f. For tolerances see "Application of Standards" §51.4079.
  1. U.S. No. 2 consists of spears of asparagus which meet the following requirements:
a. Basic requirements:
1) Fresh.
b. Free from:
1) Decay.
c. Free from damage caused by:
1) Dirt.
d. Free from serious damage caused by:
1) Disease;
2) Beetles or other insects; or,
3) Mechanical, or other means.
e. Size. Unless otherwise specified, each spear shall be not more than 7-1/2 inches in length.
f. Color. Unless otherwise specified, the spear shall have green color extending at least 3 inches below the tip. There shall be no restrictions regarding the amount of white color permitted on a spear unless agreed upon by the processor and grower. (See §51.4078.)
g. For tolerances see "Application of Standards" §51.4079.

Visual Aids

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Detailed standards, Inspection Instructions & Other Resources: