Seed standards (wheat - oats - barley - rye - triticale)

Seed count required. Variety identification test required for hard red spring wheat and barley. Standards for Each Class Factor Foundation Registered Certified Pure seed (minimum) * 99.0 percent 99.0 percent 99.0 percent Total weed seeds (maximum) 2 per pound 5 per pound 10 per pound Other varieties ** 1 per 2 pounds 1 per pound 3 per pound Other crop seeds (maximum) 1 per 2 pounds 1 per pound 3 per pound Inert matter (maximum) *** 1.0 percent 1.0 percent 1.0 percent Prohibited noxious weed seeds + none none none Objectionable weed seeds (maximum) ++ 1 per 2 pounds 1 per 2 pounds 1 per pound Germination +++ 85.0 percent 85.0 percent 85.0 percent *The standard for durum, triticale, and rye shall be 98.0 percent minimum. **Other varieties shall not include variants characteristic of the variety. White wheat must be tested for red wheat contaminants. ***For all crops foreign matter other than broken seed shall not exceed 0.2 percent. Durum, triticale, and rye may contain 2.0 percent maximum inert matter. +Including the seeds of quackgrass. ++Objectionable weed seeds shall include the following: dodder, wild oats, hedge bindweed (wild morning glory), giant ragweed (kinghead), falseflax, and dragonhead. +++Winter wheat, durum, triticale, and rye minimum 80.0 percent. Note: A barley labeler is responsible for having a loose smut test, by an official laboratory, on the harvested seed of each field of barley. If seed from more than one field is blended without having a test for each field, a loose smut test must be made on each seed lot or sublot. The percentage of loose smut will be printed on the certification certificate or label.