University of Wisconsin tested commercially released cool-season grass varieties
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RUST RESISTANCE
SPECIE VARIETY PLOIDY  MATURITY Stem/Crown MARKETER(s) (click here to obtain marketer contact information)
Perennial ryegrass ABER AVON diploid late yes/. Grassland Oregon
Perennial ryegrass ABER CRAIG tetraploid late . Grassland Oregon
Perennial ryegrass ABER DART diploid medium yes/. Grassland Oregon
Hybrid ryegrass ABER ECHO tetraploid . . Grassland Oregon
Hybrid ryegrass ABER LINNET tetraploid . . Grassland Oregon
Orchardgrass ABER TOP . early . Grassland Oregon
Italian ryegrass ABERCOMO diploid . . Institute of Grassland & Environmental Research-UK
Perennial ryegrass ABERELAN diploid medium-early . Institute of Grassland & Environmental Research-UK
Hybrid ryegrass ABEROSCAR tetraploid . . Institute of Grassland & Environmental Research-UK
Italian ryegrass ABUNDANT tetraploid late . Ampac Seed; DeLong; Welter Seed
Hybrid bromegrass AC SUCCESS . . . FarmPure Seeds
Perennial ryegrass ACENTO tetraploid medium . Pennington Seed
Italian ryegrass ADIN diploid medium yes/. Forage First Winfield Solutions
Festulolium AGULA tetraploid . . Allied Seed
Orchardgrass ALBERT . late yes/. Deer Creek Seed 
Orchardgrass AMBA . early . Producer's Choice
Orchardgrass AMBROSIA diploid late yes/. Pennington Seed
Perennial ryegrass ANACONDA tetraploid medium . Scotts-Landmark Seed
Perennial ryegrass ANTON tetraploid early . DLF-International Seeds
Tall fescue ARIDO . medium-late yes/yes Seed Research of Oregon; Forage First Winfield Solutions
Perennial ryegrass ARIES HD diploid medium yes/. Ampac Seed; Welter Seed
Perennial ryegrass ARSENAL diploid medium . Euro Grass
Perennial ryegrass ASTON ENERGY tetraploid medium . Euro Grass
Perennial ryegrass ASTON PRINCESS tetraploid late . Euro Grass
Orchardgrass ATHOS . late yes/. DLF-International Seeds
Perennial ryegrass AUBISQUE . early . Seed Research of Oregon; Forage First Winfield Solutions
Timothy AURORA . late . Jacklin Seed
Intermediate ryegrass BANDITO 2 tetraploid . . Producer's Choice
Italian ryegrass BAR GS blend . . Barenbrug USA
Tall fescue BARCEL . late . Barenbrug USA; Modern Forage Systems
Italian ryegrass BARDELTA diploid . Barenbrug USA
Tall fescue BARELITE . . Barenbrug USA
Italian ryegrass BAREXTRA tetraploid medium yes/. Barenbrug USA
Festulolium BARFEST . medium yes/. Barenbrug USA
Perennial ryegrass BARFORT tetraploid medium-late . Barenbrug USA
Orchardgrass BARIDANA . late yes/. Barenbrug USA
Perennial ryegrass BARISTRA tetraploid . . Barenbrug USA
Perennial ryegrass BARMACO diploid . . Barenbrug USA
Italian ryegrass BARMULTRA tetraploid . . Barenbrug USA
Italian ryegrass BARMULTRA II tetraploid . . Barenbrug USA
Perennial ryegrass BARNHEM diploid . . Barenbrug USA
Tall fescue BAROLLEX hexaploid late . Barenbrug USA
Italian ryegrass BARTISSIMO diploid . . Barenbrug USA
Meadow fescue BARTURA . . . Barenbrug USA
Orchardgrass BENCHMARK . early yes/. FS Growmark
Orchardgrass BENCHMARK PLUS . early yes/. Allied Seed
Hybrid ryegrass BESTFOR PLUS tetraploid medium yes/. Smith Seed Services
Perennial ryegrass BIG DADDY tetraploid early . Smith Seed Services
Smooth bromegrass BLIZZARD . late . DLF-International Seeds
Festulolium BONUS tetraploid medium yes/. Allied Seed
Perennial ryegrass BOOST tetraploid medium yes/. LaCrosse Forage and Turf Seed
Orchardgrass BOUNTY . early yes/. LaCrosse Forage and Turf Seed
Orchardgrass BRONC . medium yes/. Producer's Choice
Tall fescue BRONSON . early . Ampac Seed; DeLong; Welter Seed
Tall fescue CAJUN II . medium yes/yes Smith Seed Services
Perennial ryegrass CALIBRA tetraploid medium . DLF-International Seeds; Welter Seed; Producer's Choice
Perennial ryegrass CANASTA diploid medium . Ampac Seed
Orchardgrass CENTURY . early yes/yes Seed Research of Oregon; Forage First Winfield Solutions
Reed canarygrass CHIEFTON . . . Seed Research of Oregon; Forage First Winfield Solutions
Timothy CLAIR . early . Deer Creek Seed; Grassland West
Timothy CLASSIC . medium . DLF-International Seeds
Timothy CLIMAX . early . Agriculture Canada; Grassland West; Ampac Seed
Timothy COLT . late . FS Growmark
Orchardgrass COMMAND . late yes/yes Seed Research of Oregon; Forage First Winfield Solutions
Tall fescue COURTENAY . late . Tomorrow's Seeds
Timothy CREST . late . LaCrosse Forage and Turf Seed
Orchardgrass CRISTOSS  . late yes/. ProSeeds Marketing
Orchardgrass CROWN ROYALE . late . Grassland Oregon
Timothy DERBY . early . Allied Seed
Tall fescue DESPERADO . late . Grassland West
Westerwoldicum DH-3 diploid medium yes/. LaCrosse Forage and Turf Seed
Prairie bromegrass DIXON PRAIRIE . . . Ampac Seed
Timothy DOLINA . late . DLF-International Seeds
Italian ryegrass DORIKE tetraploid medium . Euro Grass
Westerwoldicum DUCADO diploid medium yes/. Euro Grass
Festulolium DUO tetraploid medium yes/. Ampac Seed; DeLong; Welter
Orchardgrass EARLY ARCTIC . medium . Tomorrow's Seeds
Perennial ryegrass ELENA DS tetraploid medium yes/yes Allied Seed
Perennial ryegrass ELGON tetraploid medium-late yes/. Seed Research of Oregon; Forage First Winfield Solutions
Orchardgrass ELSIE . medium-late . Rose Agri-Seed
Smooth bromegrass EMBASSY . early . DLF-International Seeds
Festulolium EMRYS tetraploid late . DLF-International Seeds
Orchardgrass ENDURANCE . early . DLF-International Seeds
Tall fescue ENHANCE . medium . LaCrosse Forage and Turf Seed
Perennial ryegrass EUROSTAR tetraploid . yes/. Seed Research of Oregon; Forage First Winfield Solutions; Producer’s Choice 
Timothy EXPRESS . medium . Seed Research of Oregon; Forage First Winfield Solutions
Orchardgrass EXTEND . late yes/yes LaCrosse Forage and Turf Seed
Italian ryegrass FABIO tetraploid early . Euro Grass
Perennial ryegrass FANDA tetraploid medium . DLF-International Seeds
Italian ryegrass FANTASTIC diploid early . Ampac Seed; Welter Seed
Tall fescue FAWN . medium . Forage First Winfield Solutions; Ampac Seed; Delong; Welter; Producer’s Choice 
Italian ryegrass FEAST II tetraploid medium yes/. Ampac Seed; DeLong; Welter Seed
Perennial ryegrass FEEDER diploid medium yes/. Seed Research of Oregon; Forage First Winfield Solutions
Festulolium FELINA hexaploid medium . DLF-International Seeds
Italian ryegrass FLANKER diploid early . Barenbrug USA
Meadow bromegrass FLEET . . . Grassland West
Tall fescue FLOURISH . medium-late yes/yes LaCrosse Forage and Turf Seed
Festulolium FOJTAN . late yes/yes DLF-International Seeds
Perennial ryegrass FORNIDO tetraploid late . Euro Grass
Annual ryegrass FOX diploid medium yes/yes DLF-International Seeds
Festulolium GAIN tetraploid medium yes/. LaCrosse Forage and Turf Seed
Perennial ryegrass GARIBALDI tetraploid medium-late yes/. DLF-International Seeds
Tall fescue GOLIATH medium Ampac Seed
Italian ryegrass GORDO diploid . . Euro Grass
Perennial ryegrass GRAND DADDY tetraploid medium . LaCrosse Forage and Turf Seed
Orchardgrass HARVESTAR . late yes/. Columbia Seeds
Orchardgrass HAYMASTER . late yes/. Allied Seed
Orchardgrass HAYMATE tetraploid late . FS Growmark
Festulolium HOSTYN . medium . DLF-International Seeds
Festulolium HYKOR hexaploid medium . DLF-International Seeds
Orchardgrass ICON . medium-late yes/. Seed Research of Oregon; Forage First Winfield Solutions
Timothy ITASCA . medium-late . Norfarm
Italian ryegrass JEANNE tetraploid late yes/. DLF-International Seeds
Italian ryegrass JIVET tetraploid medium . DLF-International Seeds
Annual ryegrass KB ROYAL . . . Byron Seeds
Perennial ryegrass KENTAUR tetraploid medium yes/. DLF-International Seeds
Tall fescue KORA . medium . DLF-International Seeds; Welter Seed
Tall fescue KY 31 . early . Barenbrug USA; FS Growmark; Forage First Winfield Solutions
Prairie bromegrass LAKOTA PRAIRIE . . . Ampac Seed
Reed canarygrass LARA . medium . DLF-International Seeds
Perennial ryegrass LASSO diploid medium-late yes/. DLF-International Seeds
Kentucky bluegrass LATO . medium . LaCrosse Forage and Turf Seed
Meadow fescue LAURA . . . DLF-International Seeds; Producer’s Choice 
Orchardgrass LG-31 . late yes/. DLF-International Seeds
Perennial ryegrass LICAMPO diploid late . Euro Grass
Italian ryegrass LICARNO diploid medium . Euro Grass
Perennial ryegrass LIGENIUS tetraploid medium . Euro Grass
Italian ryegrass LIGRANDE diploid medium-early . Allied Seed; Euro Grass
Meadow fescue LIHEROLD . . . Euro Grass
Italian ryegrass LIMETA diploid medium-early . Euro Grass
Meadow fescue LIPANTHER . . . Euro Grass
Perennial ryegrass LISMORE tetraploid medium . Euro Grass
Italian ryegrass LITONIO tetraploid medium . Euro Grass
Italian ryegrass LIVICTORY tetraploid early . Allied Seed; Euro Grass
Festulolium LOFA tetraploid medium . DLF-International Seeds
Meadow bromegrass MACBETH . medium . Delong Co.
Italian ryegrass MACHO tetraploid medium-late . Euro Grass
Italian ryegrass MAJOR tetraploid medium . DLF-International Seeds
Orchardgrass MAMMOTH tetraploid early yes/. Cascade International Seed Co.
Perennial ryegrass MARA diploid medium-late yes/. Barenbrug USA
Reed canarygrass MARATHON . medium . LaCrosse Forage and Turf Seed
Perennial ryegrass MATHILDE tetraploid medium . DLF-International Seeds
Festulolium MATRIX diploid medium-late yes/. Cropmark Seeds
Hybrid ryegrass MAVERICK GOLD diploid medium yes/. Ampac Seed; Welter
Italian ryegrass MAX tetraploid medium yes/. Seed Research of Oregon
Hybrid ryegrass MAXIMO tetraploid medium . Pickseed USA
Tall fescue MAX Q JESUP diploid medium-late . Pennington Seed
Orchardgrass MEGABITE . medium yes/yes Rose Agri-Seed
Perennial ryegrass MEZQUITA diploid late . Euro Grass
Orchardgrass MOW TOL GRAY . . . DLF-International Seeds
Perennial ryegrass MOY diploid . . Barenbrug USA
Italian ryegrass NABUCCO tetraploid medium-early . Euro Grass
Timothy NOVIO . . . Parsons Seed
Orchardgrass OLYMPIA . medium-late yes/. Pennington Seed
Orchardgrass ORCA . medium-late . Producer's Choice
Tall fescue ORYGUN . early . Scotts-Landmark Seed
Meadow bromegrass PADDOCK . early . Grassland West; Allied Seed; Producer’s Choice 
Kentucky bluegrass PARK . early . Forage First Winfield Solutions
Italian ryegrass PASSEREL diploid medium . Forage First Winfield Solutions
Smooth bromegrass PEAK . medium . LaCrosse Forage and Turf Seed
Orchardgrass PENNLATE . late . Public
Festulolium PERSEUS . late . DLF-International Seeds
Orchardgrass PERSIST . early yes/. Smith Seed Services
Festulolium PERUN tetraploid medium . La Crosse Forage and Turf Seed; DLF-International Seeds
Perennial ryegrass PICCADILLY diploid . . Euro Grass
Orchardgrass PIZZA . medium-late yes/. Forage First Winfield Solutions
Italian ryegrass PODIUM diploid . . DLF-International Seeds
Perennial ryegrass POLIM tetraploid medium-late . DLF-International Seeds
Perennial ryegrass POLLY II tetraploid early . FS Growmark
Hybrid ryegrass POLLY PLUS tetraploid medium yes/. LaCrosse Forage and Turf Seed
Perennial ryegrass POMPOSO tetraploid . . Pennington Seed
Perennial ryegrass PORTIA diploid late . DLF-International Seeds
Orchardgrass POTOMAC . early yes/. Ampac Seed; Barenbrug Midwest
Grassland West; Jacklin Seed
Pennington Seed; Smith Seed Services; Producer’s Choice 
Turf Merchants;  Wilco Farmers; Forage First Winfield Solutions
Perennial ryegrass POWER tetraploid medium-late Ampac Seed; Delong Co.
Meadow fescue PRADEL . . . Barenbrug USA
Orchardgrass PRAIRIE . early . Turner Seed
Perennial ryegrass PREMIUM diploid medium . DLF-International Seeds
Orchardgrass PROFILE . early . Ampac Seed
Orchardgrass PROFIT medium-late yes/ Ampac Seed
Orchardgrass PROGRESS . medium-early yes/. Bailey Seed Co.
Perennial ryegrass QUARTET tetraploid late yes/. Ampac Seed; DeLong; Welter Seed
Orchardgrass QUICKDRAW . early . Grassland Oregon
Hybrid ryegrass REDUNCA tetraploid medium-late . Delley Seeds and Plants Ltd.
Meadow bromegrass REGAR . . . Circle S Seeds
Perennial ryegrass REMINGTON tetraploid late yes/. Barenbrug USA
Mixture RENOVATOR tetraploid late . Delong Co.
Perennial ryegrass RESPECT diploid medium yes/. DLF-International Seeds
Timothy RICHMOND . medium . Pickseed Canada
Tall fescue RUSTLER . . . Grassland Oregon
Tall fescue SAVORY . medium . DLF-International Seeds; Producer’s Choice 
Orchardgrass SECO . medium-late yes/yes Seed Research of Oregon; Forage First Winfield Solutions
Tall fescue SEINE . medium-late yes/. Seed Research of Oregon; Forage First Winfield Solutions
Tall fescue SELECT hexaploid medium-early . FS Growmark
Italian ryegrass SHOOT diploid . . DLF-International Seeds
Perennial ryegrass SIERRA diploid early yes/. Lewis Seed
Italian ryegrass SIKEM diploid . yes/. FS Growmark
Festulolium SPRING GREEN . early yes/yes Rose Agri-Seed; Producer’s Choice 
Festulolium SPRING GREEN ORGANIC . early yes/yes Rose Agri-Seed
Orchardgrass STAMPEDE . early . Seed Research of Oregon; Forage First Winfield Solutions
Tall fescue STOCKMAN . medium . Seed Research of Oregon
Hybrid ryegrass STORM tetraploid medium-early yes/. DLF-International Seeds
Italian ryegrass SULTAN tetraploid . . DLF-International Seeds
Timothy SUMMIT . early . LaCrosse Forage and Turf Seed
Perennial ryegrass SURES tetraploid late . Euro Grass
Westerwoldicum SW BOTRUS tetraploid . . Svalof Weibvall AB
Orchardgrass TAKENA . medium-late . Smith Seed Services
Orchardgrass TAKENA II . medium-late yes/. Smith Seed Services
Timothy TALON . early . Seed Research of Oregon; Forage First Winfield Solutions
Orchardgrass TEKAPO . medium-late yes/. Ampac Seed; DeLong; Welter Seed
Italian ryegrass TETILA tetraploid medium yes/yes La Crosse Forage & Turf Seed
Tall fescue TETON . medium-early . Mountain View Seeds
Perennial ryegrass TETRAPLUS tetraploid . . Barenbrug USA
Hybrid ryegrass TETRELITE II tetraploid medium yes/. DLF-International Seeds
Tall fescue TF 33 . medium . Barenbrug USA
Kentucky bluegrass THROUGHBLUE  . medium-late . ProSeeds Marketing
Timothy TITAN . late . Producer's Choice
Perennial ryegrass TIVOLY . . . Byron Seeds
Perennial ryegrass TOMASO diploid late . Euro Grass
Perennial ryegrass TONGA tetraploid early . Ampac Seed; DeLong; Welter Seed
Timothy TORO . late . Norfarm
Perennial ryegrass TORONTO diploid medium . Euro Grass
Italian ryegrass TOTAL diploid . . DLF-International Seeds
Tall fescue TOWER . late . DLF-International Seeds
Timothy TREASURE . medium . Seed Research of Oregon; Forage First Winfield Solutions
Perennial ryegrass TRIVOS tetraploid medium-late . Euro Grass
Timothy TUNDRA . late . DLF-International Seeds
Tall fescue TUSCANY II . medium-late yes/yes Seed Research of Oregon; Forage First Winfield Solutions
Timothy TUUKKA . medium-late . Ampac Seed; DeLong; Welter Seed
Orchardgrass UDDER . medium-late . DLF-International Seeds
Orchardgrass VAILLANT  . late yes/. ProSeeds Marketing
Reed canarygrass VENTURE . . . Producer's Choice
Perennial ryegrass VERANO tetraploid medium yes/. Columbia Seeds
Perennial ryegrass VERSEKA tetraploid medium yes/yes Allied Seed
Italian ryegrass VICUGNA tetraploid . yes/. Delley Seeds and Plants Ltd.
Orchardgrass (Cocksfoot) VISION . medium yes/. Cropmark Seeds
Orchardgrass WARRIOR . early . La Crosse Forage & Turf Seed
Timothy WINNETOU . late . DLF-International Seeds
Italian ryegrass WINTERSTAR tetraploid medium yes/. Ampac Seed
Italian ryegrass WVPB-101 diploid . . DLF-International Seeds
Smooth bromegrass YORK . medium . Ampac Seed; Welter Seed
Perennial ryegrass ZOCALO tetraploid late . Euro Grass
Italian ryegrass ZORRO tetraploid late yes/. DLF-International Seeds; Producer’s Choice