Grading Guide: Watermelon sizes | packs | criteria
Illustrated Criteria for USDA Fancy Watermelon

A USDA Fancy Watermelon is:

Mature
Similar Varietal Characteristics
Fairly Well Formed
Seedless watermelon are watermelons which have 10 or less mature seeds, not to include pips/caplets, on the face of the melon which has been cut into four equal sections (one lengthwise and one crosswise cut).
Not Overripe
(Above is Overripe)

A USDA Fancy Watermelon is free from these defects:

Photo source: USDA/AMS Fruit and Vegetable Programs

Whiteheart Photo source: USDA/AMS Fruit and Vegetable Programs

Anthracnose
Decay
Sunscald
Whiteheart
 
Damage by any means

Photos below illustrate categories of damage specified in the USDA Fancy criteria.

Check classification of defects for allowable limits.

two one three
Surface Damage:
(Rind Worm, Hail, Transit Rubbing, etc.)
Hollow Heart
Internal Rind Spot
   
Side Bruises
End Bruise

C. Gunter and E. Maynard, Purdue University. 2006. Based on US Standards for Grades of Watermelon 01-15-78 reprinted 01-78. Page last revised 07-25-06.

This project made possible by financial assistance from Indiana's Office of the Commissioner of Agriculture, Value-Added Research Grant Program.