field standards | ||||
crop class | land standards minimum years | isolation standards minimum feet | off-type maximum % | other maximum no. |
Standard | ||||
Foundation | 1* | 3 | .01 | — |
Registered | 1* | 3 | .10 | — |
Certified | 1* | 3 | 0.20 | — |
* | Waived if the previous crop was grown from an equal or higher certified class of seed of the same variety. |
class | off-type maximum % | pure seed minimum % | inert maximum % | other crop maximum seeds/lb | weed maximum seeds/lb | germination minimum % |
Foundation | 0.10 | 98.00 | 2.00 | None found | None found | 85.00 |
Registered | 0.20 | 98.00 | 2.00 | None found | 1 | 85.00 |
Certified | 0.20 | 98.00 | 2.00 | 1 per 2 lb. | 2 | 85.00 |