Nevada Administrative Code › Chapter 587 - Agricultural Products and Seeds › STANDARDS FOR CERTIFICATION OF GRASS SEED › Section 587.329 - Minimum standards for classes of grass seed

Current through June 11, 2024
1. The
			 following standards for grass seed apply to the foundation and registered
			 classes:
Species
Type of Repro- duction1
Percent Pure Seed (Minimum)
Percent Other Crop (Maximum)
Percent Weed Seed
						  (Maximum)2
Percent Inert Matter (Maximum)
Percent Germination (Minimum)
Bluegrass, Kentucky
Poa pratensis
C,A
95%
0.1 %
0.3 %
5%
75%
Bromegrass,Meadow
Bromus
						  biebersteinii
C
95%
0.1 %
0.1 %
5%
85%
Bromegrass,Smooth
Bromus inermis
subsp.
inermis
C
95%
0.1 %
0.1 %
5%
85%
Fescue,Chewings
Festuca rubra
subsp.
commutata
C
98%
0.1 %
0.1 %
2%
85%
Fescue, Hard
Festuca longifolia
C
95%
0.1 %
0.1 %
5%
85%
Fescue,Meadow
Festuca pratensis
C
95%
0.1 %
0.1 %
5%
85%
Fescue,Red
Festuca rubra
subsp.
rubra
C
98%
0.1 %
0.1 %
2%
85%
Fescue,Sheep
Festuca ovina
C
98%
0.1 %
0.1 %
2%
85%
Fescue,Tall
Festuca arundinacea
C
98%
0.1 %
0.3 %
2%
85%
IndianRicegrass
Oryzopsis
						  hymenoides
C
95%
0.5 %
0.3 %
5%
80%
Orchardgrass
Dactylis glomerata
C
90%
0.1 %
0.3 %
5%
85%
Ryegrass
Lolium
spp.
C
96%
0.2 %
0.2 %
4%
85%
Timothy
Phleum pratense
C
97%
0.1 %
0.1 %
3%
80%
Wheatgrass,Crested
Agropyron cristatum, A.
						  desertorum
C
95%
0.1 %
0.1 %
5%
80%
Wheatgrass,Intermediate
Elytrigia intermedia
subsp.
intermedia
C
95%
0.1 %
0.1 %
5%
80%
Wheatgrass,Pubescent
Agropyron
						  trichophorum
C
95%
0.1 %
0.1 %
5%
80%
Wheatgrass,Siberian
Agroyron fragile
subsp.
sibericum
C
95%
0.1 %
0.1 %
5%
80%
Wheatgrass,Streambank
Elymus lanceolatus
subsp.
lanceolatus
C
90%
0.1 %
0.1 %
10%
80%
Wheatgrass,Tall
Elytrigia
						  elongata
C
95%
0.1 %
0.1 %
5%
85%
Wildrye,Basin
Leymus cinereus
C
90%
0.1 %
0.1 %
5%
80%
Wildrye,Canada
Elymus canadensis
S
85%
0.1 %
0.1 %
15%
70%
Wildrye,Russian
Psathyrostachys
						  juncea
C
90%
0.1 %
0.1 %
5%
80%
2. The
			 following standards for grass seed apply to the certified class:
Species
Type of Repro- duction1
Percent Pure Seed (Minimum)
Percent Other Crop (Maximum)
Percent Weed Seed
						  (Maximum)2
Percent Inert Matter (Maximum)
Percent Germination (Minimum)
Bluegrass, Kentucky
Poa
						  pratensis
3
C,A
95%
0.25 %
0.30 %
5%
75%
Bromegrass, Meadow
Bromus
						  biebersteinii
C
95%
0.5 %
0.30 %
5%
85%
Bromegrass, Smooth
Bromus inermis
C
95%
0.5 %
0.30 %
5%
85%
Fescue, chewings
Festuca rubra
subsp.
cummutata
C
97%
0.5 %
0.30 %
3%
85%
Fescue,Hard
Festuca longifolia
C
97%
0.5 %
0.30 %
3%
85%
Fescue,Meadow
Festuca pratensis
C
97%
0.5 %
0.30 %
3%
85%
Fescue,Red
Festuca rubra
subsp.
rubra
C
97%
0.5 %
0.30 %
3%
85%
Fescue,Sheep
Festuca ovina
C
98%
0.5 %
0.30 %
2%
85%
Fescue,Tall
Festuca arundinacea
C
98%
0.5 %
0.30 %
2%
85%
Indian Ricegrass
Oryzopsis
						  hymenoides
C
90%
1.0 %
0.50 %
10%
80%
Orchardgrass
Dactylis glomerata
C
90%
0.5 %
0.50 %
10%
85%
Ryegrass
Lolium
spp.
C
97%
0.5 %
0.50 %
3%
85%
Timothy
Phleum pratense
C
97%
0.5 %
0.30 %
3%
80%
Wheatgrass, Crested
Agropyron cristatum, A.
						  desertorum
C
95%
0.5 %
0.30 %
5%
80%
Wheatgrass, Intermediate
Elytrigia intermedia
subsp.
intermedia
C
95%
0.5 %
0.30 %
5%
80%
Wheatgrass, Siberian
fragile
subsp.
sibericum
C
95%
0.5 %
0.30 %
5%
80%
Wheatgrass,Streambank
Elymus lanceolatus
subsp.
lanceolatus
C
90%
0.5 %
0.30 %
10%
80%
Wheatgrass,Tall
Elytrigia
						  elongata
C
95%
0.5 %
0.30 %
5%
85%
Wildrye, Basin
Leymus cinereus
C
90%
0.5 %
0.30 %
10%
80%
Wildrye, Canada
Elymus canadensis
S
85%
0.5 %
0.30 %
15%
70%
Wildrye, Russian
Psathyrostachys
						  juncea
C
90%
0.5 %
0.30 %
10%
80%
1 Type of reproduction: C = Cross
				pollinated, S = Self-pollinated, A = Apomictic
2 Noxious weed seed listed in NAC
				587.2375 has a zero tolerance in grass crops along with the following: dodder
				(
Cuscuta
spp.), wild garlic (
Allium vineale
)
				and field bindweed (
Convolvulus arvensis
). The following weed
				seeds are permitted with a maximum tolerance of 27 seeds per pound: docks
				(
Rumex
spp.) and fanweed (
Thlaspi
arvense
).
3 The variety Merion may contain a
				minimum of 92 percent pure seed, a maximum of 8 percent inert matter and a
				maximum of 3 percent other Kentucky bluegrass varieties. Kentucky bluegrass
				varieties other than Merion may contain a maximum of 2 percent other bluegrass
				varieties. Canada bluegrass may contain a maximum of 3 percent Kentucky
				bluegrass.
Added to NAC by Dep't of
				Agriculture, eff. 12-3-90; A by R174-99,
				3-13-2000
NRS
				  587.077,
				  587.083