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PDFWAC 16-302-470

Seed standards for woody plants, forbs, and other reclamation species.

Seed standards for the production of woody plants, forbs, and other reclamation species are as follows:
FND = Foundation class
REG = Registered class
RNW = Restricted Noxious Weed Seed Limit
Crop/Common Name(s)
Minimum %
Germination
Minimum %
Pure seed
Maximum % Inert
Maximum %
Weeds (i)
Maximum %
Other crops
Class
F/R
C
F/R
C
F/R
C
F/R
C
F/R
C
Sanguisorba minor
• Small burnet
80.00
80.00
95.00
95.00
5.00
5.00
0.10
0.20
0.10
0.25
Dalea purpurea
• Purple prairie clover
60.00 (ii)
60.00 (ii)
95.00
95.00
5.00
5.00
0.20
0.50
0.10
0.25
Purshia tridentata
•Bitterbrush
•antelope
75.00
75.00
95.00
95.00
5.00
5.00
0.10
0.20
0.40
1.25
 
 
 
 
 
 
 
 
includes
0.15 (vii)
includes
0.50 (vii)
Balsamorhiza sagittata
• Balsamroot
• arrowleaf
85.00
85.00
99.00
98.00
1.00
2.00
0.02
0.04
0.10
0.20
 
 
 
 
Sclerotinia None found
Sclerotinia
1/lb
 
 
 
 
Atriplex canescens
• Saltbush
• four-wing
30.00
30.00
85.00
85.00
15.00
15.00
0.25
0.50
0.40
1.25
 
 
 
 
 
 
 
 
includes
0.15 (vii)
includes
0.50 (vii)
Gaillardia aristate
• Blanket-flower
60.00
60.00
90.00
90.00
10.00
10.00
0.20
1.00
0.20
2.00
 
 
 
 
 
 
 
 
includes
0.10 (vii)
includes
0.25 (vii)
Liatris pycnostachya
• Prairie blazingstar
• Thickspike Gayfeather
60.00
60.00
85.00
80.00
15.00
20.00
0.30
0.30
0.20
2.00
 
 
 
 
 
 
 
 
includes
0.10 (vii)
includes
0.25 (vii)
Bassia prostrata
• Forage kochia
35.00
35.00
65.00
65.00
35.00
35.00
0.10
0.20
9/lb
25/lb
 
 
 
 
 
 
RNW 45/lb
RNW 91/lb
 
 
Artemisia ludoviciana
• Louisiana sagebrush
• White sagebrush
• Columbia river wormwood
30.00
30.00
80.00
80.00
20.00
20.00
0.25
0.50
0.40
1.25
 
 
 
 
 
 
 
 
includes
0.25 (vii)
includes
0.75 (vii)
2.00 (iii)
Artemisia tridentata
• Big mountain sagebrush
• Big sagebrush
• Big basin sagebrush
• Wyoming sagebrush
50.00
50.00
10.00
10.00
90.00
90.00
0.25
0.50
0.40
1.25
 
 
 
 
 
 
 
 
includes
0.10 (vii)
includes
0.25 (vii)
2.00 (iii)
Salvia azurea
• Pitcher sage (salvia)
• Blue sage
25.00
25.00
90.00
90.00
10.00
10.00
0.30
0.30
0.40
1.25
 
 
 
 
 
 
 
 
includes
0.10 (vii)
includes
0.25 (vii)
2.00 (iii)
Astragalus cicer L.
• Milkvetch, cicer
75.00
70.00
99.00
98.00
1.00
2.00
0.01
0.20
0.01
0.20
 
 
 
 
includes Sclerotia
0.10
includes Sclerotia 0.10
RNW None found
RNW 10/lb
includes
0.10 (vii)
includes
0.50 (vii)
Melilotus officinalis
• Sweet clover
75.00
70.00
99.00
98.00
1.00
2.00
0.01
0.20
0.01
0.20
 
 
 
 
includes Sclerotia
0.10
includes Sclerotia
0.10
RNW None found
RNW
18/lb
includes
0.10 (vii)
includes
0.50 (vii)
Lupine spp.
• Lupine
80.00
80.00
98.00
98.00
2.00
2.00
0.25
0.50
0.10
0.40
 
 
 
 
 
 
RNW
None found
RNW
9/lb
 
 
Cercocarpus montanus
• Mountain mahogany
60.00
60.00
85.00
85.00
15.00
15.00
0.25(a)
0.50(a)
0.40
0.15(g)
1.25
0.75(g)
Penstemon spp.
80.00 (iv)
80.00 (iv)
90.00
90.00
10.00
10.00
0.20
1.00
0.20 (iii)
2.00 (iii)
 
 
 
 
 
 
 
 
includes
90/lb (v)
includes
180/lb (v)
Penstemon palmeri
• Rocky Mountain penstemon
80.00 (iv)
80.00 (iv)
90.00
90.00
10.00
10.00
0.20
1.00
0.20 (iii)
2.00 (iii)
 
 
 
 
 
 
 
 
includes
90/lb (v)
includes
180/lb (v)
Penstemon strictus
• Rocky Mountain penstemon
• Rocky Mountain beardtongue
80.00 (iv)
80.00 (iv)
90.00
90.00
10.00
10.00
0.20
1.00
0.20 (iii)
2.00 (iii)
 
 
 
 
 
 
 
 
includes
90/lb (v)
includes
180/lb (v)
Ratibida columnifera
• Prairie-coneflower
60.00
60.00
90.00
90.00
10.00
10.00
0.20
1.00
0.20 (iii)
2.00 (iii)
 
 
 
 
 
 
 
 
includes
0.10 (vii)
includes
2.00 (vii)
Carthamus tinctorius
• Safflower
80.00
80.00
99.00
98.00
1.00
2.00
FND
None found
 0.20
FND
None found
0.10
 
 
 
 
 
 
REG 0.10%
 
REG
1/1lb (vi)
includes
1/1lb (vi)
Onobrychis viciifolia
• Sainfoin
NS
80.00
99.00
99.00
1.00
2.00
0.10 (i)
0.20
None found
0.10
 
 
 
 
 
 
RNW
None found
RNW
9/lb
 
 
Sporobolus rigidus
• Sand-reed, prairie
70.00
70.00
90.00
90.00
10.00
10.00
0.10
0.25
0.10
0.50
Krascheninnikovia lanata
• Winterfat
40.00
40.00
60.00
60.00
40.00
40.00
0.25
0.50
0.40
1.25
 
 
 
 
 
 
 
 
includes
0.15 (vii)
includes
0.75 (vii)
(i)
Must be free prohibited and restricted noxious weed seed.
(ii)
Includes total germination and hard seed.
(iii)
Never to exceed 0.25% other forbs.
(iv)
Total viability by TZ.
(v)
Sweet clover.
(vi)
Barley, oats, rye, triticale, or wheat.
(vii)
Other varieties or kinds.
[Statutory Authority: RCW 15.49.005, [15.49].021, [15.49].310, [15.49].370, 15.140.030, and chapter 15.49 RCW. WSR 25-09-035, s 16-302-470, filed 4/9/25, effective 5/10/25. 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.]