Seed standards for woody plants, forbs, and other reclamation species.
SEED STANDARDS
Crop | Minimum % Germination | Minimum % Pure seed | Maximum % Inert | Maximum % Weeds (a) | Maximum % Other crops |
| F/R | C | F/R | C | F/R | C | F/R | C | F/R | C |
Small burnet | 80 | 80 | 95 | 95 | 5 | 5 | 0.10 | .2 | .1 | .25 |
Purple prairie clover | 60(b) | 60(b) | 95 | 95 | 5 | 5 | 0.20 | .5 | .1 | .25 |
Bitterbrush, antelope | 75 | 75 | 95 | 95 | 5 | 5 | 0.10(a) | 0.20 | 0.40 0.15(g) | 1.25 0.50(g) |
Balsamroot, arrowleaf sclerotinia | 85 | 85 | 99 | 98 | 1.00 0 | 2.00 1/lb | 0.02 | 0.04 | 0.10 | 0.20 |
Saltbush, four-wing | 30 | 30 | 85 | 85 | 15 | 15 | 0.25(a) | .5(a) | .40 .15(g) | 1.25 .50(g) |
Gallardia(d) | 60 | 60 | 90 | 90 | 10 | 10 | 0.20(a) | 1.00(a) | .20 .10(g) | 2.00 .25(g) |
Prairie blazingstar or Gayfeather, thickspike (Liatris pycnostachya)(d) | 60 | 60 | 85 | 80 | 15 | 20 | 0.30(a) | 0.30(a) | 0.20 0.10(g) | 2.00 0.25(g) |
Kochia, prostrate, forage Restricted noxious weeds | 35 | 35 | 65 | 65 | 35 | 35 | 0.10 45/lb | 0.20 91/lb | 9/lb | 25/lb |
Artemesia sage, Louisiana sagebrush, big mountain sage, pitcher's (Salvia) | 30 50 25 | 30 50 25 | 80 10 90 | 80 10 90 | 20 90 10 | 20 90 10 | 0.25 0.25(a) 0.30(a) | 0.50(a) 0.50(a) 0.30(a) | 0.40 0.40 0.25(g) 0.20(c) 0.10(g) | 1.25 1.25 0.75(g) 2.00(c) 25(g) |
Milkvetch, cicer Alfalfa & sweet clover Restricted noxious Sclerotia | 75 | 70 | 99 | 98 | 1 0.10 | 2 0.10 | 0.01(a) None | 0.20(a) 9/lb | 0.01 9/lb 0.10(g) | 0.20 45/lb 0.50(g) |
Lupine Restricted noxious | 80 | 80 | 98 | 98 | 2 | 2 | 0.25 0 | 0.50 9/lb | 0.10 | 0.40 |
Mountain mahogany | 60 | 60 | 85 | 85 | 15 | 15 | 0.25(a) | 0.50(a) | 0.40 0.15(g) | 1.25 0.75(g) |
Penstemon spp. | 80(d) | 80(d) | 90 | 90 | 10 | 10 | 0.20 | 1.00 | 0.20(c) 90/lb(e) | 2.00(c) 180/lb(e) |
Prairie-coneflower | 60 | 60 | 90 | 90 | 10 | 10 | 0.20(a) | 1.00 (a) | 0.20(c) 0.10(g) | 2(c) 2.00(g) |
Safflower | - | 85 | - | 99 | - | 1 | -(a) | 10(a) | - 1 in 2lbs(f) | 0.10 1 in 1 lb(f) |
Sainfoin Restricted noxious weeds | - | 80 | 99 | 99 | 1 | 2 | 0.10(a) | 0.20 9/lb | 0 | 0.10 |
Sand-reed, prairie | 70 | 70 | 90 | 90 | 10 | 10 | 0.10 | 0.25 | 0.10 | 0.50 |
Winterfat | 40 | 40 | 60 | 60 | 40 | 40 | 0.25 | 0.50 | 40 0.15(g) | 1.25 0.75(g) |
(a) | Must be free prohibited and restricted noxious weed seed. |
(b) | Includes total germination and hard seed. |
(c) | Never to exceed 0.25% other forbs. |
(d) | Total viability by TZ. |
(e) | Sweet clover. |
(f) | Barley, oats, rye, triticale, or wheat. |
(g) | Other varieties or kinds. |
[Statutory Authority: RCW
15.49.005, [15.49].021, [15.49].310, [15.49].370, and chapter
34.05 RCW. WSR 18-19-017, § 16-302-470, filed 9/10/18, effective 10/11/18. Statutory Authority: RCW
15.120.030(3),
15.49.021,
15.49.310, and chapter
34.05 RCW. WSR 17-08-090, § 16-302-470, filed 4/5/17, effective 5/6/17. 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, § 16-302-470, filed 9/25/14, effective 10/26/14. 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, § 16-302-470, filed 12/4/00, effective 1/4/01.]
