WAC 16-302-480

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

Field standards for the production of rapeseed are as follows:
(1) A portion of a rapeseed field may be certified if the area to be certified is clearly defined.
(2) A field producing foundation, registered or certified rapeseed, also known as canola (Brassica napus), must be the minimum specified isolation distance from fields of any other variety of Brassica napus, from fields of the same variety that do not meet the varietal purity requirements for certification, as well as from fields of Brassica rapa, Brassica oleracea, and Brassica juncea as indicated in the following table:
Class
Fields of Cross Pollinated Varieties Including Hybrids
Fields of Self Pollinated Varieties
Foundation
1 mile
660 feet
Registered
1 mile
660 feet
Certified
1 mile
330 feet
Different class of same variety
165 feet
165 feet
These isolation distances are minimum and must be met in all cases.
(3) Volunteer plants may be cause for rejection or reclassification of a rapeseed field.
(4) Specific standards for rapeseed are:
 
Maximum % permitted in each class
Factor
Foundation
Registered
Certified
Other
varieties
(a)
None found (b)
None found (b)
1.00
(a)
Other varieties are considered to include Brassica rapa, Brassica oleracea, Brassica juncea, off-type plants of Brassica napus and plants that can be differentiated from the variety being inspected.
(b)
None found means none found during the normal inspection procedures. None found is not a guarantee to mean the field inspected is free of the factor.
(5) Field standards for mustard and radish are as follows:
Class of Seed Produced
Maximum Other Varieties Permitted
Isolation
Requirements
Foundation or registered
None
1320 feet
Certified
1:500
660 feet
(6) Inspection will be made by the certifying agency when the crop is in the early flowering stage.
[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, § 16-302-480, filed 9/25/14, effective 10/26/14. Statutory Authority: RCW 15.49.310 and chapter 34.05 RCW. WSR 06-15-136, § 16-302-480, filed 7/19/06, effective 8/19/06. 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, § 16-302-480, filed 12/4/00, effective 1/4/01.]