PDFWAC 16-302-240

Seed standards for alfalfa seed certification.

(1) Seed standards for the production of alfalfa seed are as follows:
Purity
Foundation
Registered
Blue Tag Certified
Pure seed (minimum)
99.00%
99.00%
99.00%
Other crops (maximum)
.10%
.10%
.25%
Sweet clover (maximum)
none found
none found
90 per lb.
Inert matter (maximum)
1.00%
1.00%
1.00%
Weed seed (maximum)
.10%
.20%
.25%
Objectionable weed seeds (maximum)
none found
none found
18 per lb.
Germination (Min. total of germination and hard seed)
80.00%
85.00%
85.00%
or Tetrazolium (Min. total of Tetrazolium and hard seed)
82.00%
87.00%
87.00%
(2) Alfalfa seed must be free of prohibited noxious weed seeds and foundation class must be free of Brassica spp.
[Statutory Authority: RCW 15.49.005, 15.49.310, 15.49.370(3), chapters 17.24 and 34.05 RCW. WSR 17-13-130, § 16-302-240, filed 6/21/17, effective 7/22/17. 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, § 16-302-240, filed 12/4/00, effective 1/4/01.]