| Purity | Foundation | Registered | Certified |
| Pure seed (Min.) | 98% | 98% | 98% |
| Other crops & varieties (Max.) | none found | none found | 2/100 lbs. |
| Badly damaged seed (Max.) | 2% | 2% | |
| Inert matter (Max.) | 2% | 2% | |
| Splits (Max.) | 2% | 2% | |
| Weed seed (Max.) | none found | none found | |
| Germination (Min.) | 85% | 85% |