understanding seed quality terminology

Seed quality characteristic


Genetic purity

First generation seed only. Inspected by trained production specialists to ensure crop isolation and hygiene. Management by professional seed growers under contract.

Minimum germination

90% Corn/Canola; 85% Grain; 80% Forage

Minimum seed purity


Freedom from other seeds

Maximum tolerance 0.1% other seeds. Guaranteed tested free of noxious weeds seeds, including wild radish.

Herbicide tolerance 

Field screening of all seed lots for tolerance to registered herbicide in selected herbicide systems such as Clearfield® or Roundup Ready®.

Seed size

All seed lots are conditioned and graded through sieves and on a gravity table to meet minimum requirements and uniformity