Purity | Foundation | Registered | Certified | |
Pure seed | (minimum) % | 99 | 99 | 99 |
Other crop and/or varieties | (maximum) | 9/lb | 9/lb | 18/lb |
Inert matter | (maximum) % | 1 | 1 | 1 |
Weed seed | (maximum) % | 91/lb and not to exceed 0.01% | 91/lb and not to exceed 0.01% | 181/lb and not to exceed 0.25% |
Prohibited noxious weeds (a) | None found | None found | None found | |
Objectionable weeds (b) | (maximum) | 5/lb | 9/lb | 18/lb |
Chemical analysis (c), (d), (e) | ||||
Germination | (minimum) % | 85 | 85 | 85 |
Note: | |
(a) | None found means none found during normal inspection procedures. None found is not a guarantee that the lot is free of noxious weed seeds. |
(b) | Objectionable weed seeds are defined as restricted noxious listed in WAC 16-301-050 plus: Brassica nigra, Sinapis arvensis, Brassica juncea, and Raphanus raphanistrum. |
(c) | Erucic acid content shall be less than 2% and glucosinolate content shall not be greater than thirty micromoles unless other tolerances are described by the plant breeder for each variety. |
(d) | Erucic acid and glucosinolate analysis must be conducted on clean seed. |
(e) | Erucic acid and glucosinolate analysis must be conducted at a WSDA approved laboratory. |