PDFWAC 16-302-490

Seed standards for rapeseed, mustard (Brassica spp. and Sinapis alba), and radish certification.

Seed standards for the production of rapeseed, mustard, and radish are as follows:
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.
[Statutory Authority: RCW 15.49.005, 15.49.081, 15.49.310, 15.49.370(3), and chapter 34.05 RCW. WSR 14-20-050, § 16-302-490, filed 9/25/14, effective 10/26/14. Statutory Authority: Chapters 15.49 and 34.05 RCW. WSR 02-12-060, § 16-302-490, filed 5/30/02, effective 6/30/02. Statutory Authority: RCW 15.49.005, 15.49.081, 15.49.310, 15.49.370(3) and chapter 17.24 RCW. WSR 00-24-077, § 16-302-490, filed 12/4/00, effective 1/4/01.]