WAC 16-302-545

Seed standards for white clover and trefoil seed certification.

Seed standards for the production of white clover and trefoil seed are as follows:
(1) part i of table
 
 
white clover
 
 
Found.
Reg.
Cert.
Pure Seed
(Min.)
98.0%
99.0%
99.0%
Other Crop
(Max.)
0.1%
0.2%
0.5%
Inert
(Max.)
2.0%
2.0%
1.0%
Weed Seed
(Max.)
0.2%
0.25%
0.3%
Sweet Clover
(Max.)
 
9/lb
90/lb
Objectionable Weed Seeds
(Max.)
none found
45/lb
90/lb
Germination (Germination + Hard Seed)
(Min.)
85.0%
85.0%
85.0%
or Tetrazolium (Minimum total tetrazolium and hard seeds)
 
87.0%
part ii of table
 
 
trefoil
 
 
Found.
Reg.
Cert.
Pure Seed
(Min.)
98.0%
98.0%
99.0%
Other Crop
(Max.)
0.1%
0.25%
0.3%
Inert
(Max.)
2.0%
1.0%
1.0%
Weed Seed
(Max.)
0.1%
0.25%
0.3%
Sweet Clover
(Max.)
None found
9/lb
90/lb
Objectionable Weed Seeds
(Max.)
None found
45/lb
90/lb
Germination (Germination + Hard Seed)
(Min.)
85.0%
85.0%
85.0%
or Tetrazolium (Minimum total tetrazolium and hard seeds)
 
 
 
87.0%
(2) White clover and trefoil seed must be free of prohibited noxious weed seeds and foundation class must be free of Brassica spp.
[Statutory Authority: RCW 15.49.005, 15.49.081, 15.49.310, 15.49.370(3) and chapter 17.24 RCW. WSR 00-24-077, § 16-302-545, filed 12/4/00, effective 1/4/01.]