TABLE 21. MEAN TURFGRASS QUALITY RATINGS OF PERENNIAL RYEGRASS CULTIVARS IN THE 2022 NATIONAL PERENNIAL RYEGRASS TEST AT BLACKSBURG (FAIRWAY), VA 1/ 2024 DATA TURFGRASS QUALITY RATINGS 1-9; 9=BEST 2/ NAME APR MAY JUN JUL AUG SEP OCT MEAN PPG-PR 663 7.7 7.3 7.0 7.3 5.7 7.0 6.0 6.9 PVF-SGS5 8.0 7.3 6.7 7.0 6.0 7.3 6.0 6.9 RELIC (PPG-PR 611) 7.3 6.7 7.0 7.0 6.0 7.7 6.7 6.9 GO-RUS21 8.0 7.0 6.7 7.3 5.7 6.7 6.3 6.8 PPG-PR 642 7.7 6.7 7.0 7.0 6.3 7.0 6.0 6.8 QUASAR 7.3 6.3 6.7 7.7 5.7 7.0 7.0 6.8 20PR10 7.3 6.0 6.7 7.3 6.0 6.7 6.7 6.7 GO-RUS20 7.3 7.0 7.0 6.7 6.0 6.7 6.3 6.7 PPG-PR 661 7.3 7.0 6.0 7.0 6.3 7.3 6.0 6.7 PPG-PR 664 7.3 6.3 6.7 8.0 5.7 7.0 5.7 6.7 PPG-PR 668 7.7 7.0 6.3 7.0 5.7 7.0 6.3 6.7 ALPHA CENTAURI 7.0 6.7 5.7 6.7 6.7 7.0 6.7 6.6 HOMERUN 3LS (PPG-PR 644) 7.0 6.7 6.7 7.0 6.0 6.7 6.0 6.6 PERFORMANCE (NAI-PR5) 7.0 7.0 6.3 7.3 6.0 6.3 6.0 6.6 PPG-PR 667 7.0 7.0 6.7 6.7 5.7 7.0 6.3 6.6 PPG-PR 670 7.0 6.7 6.0 7.3 6.3 6.7 6.3 6.6 STINGER (PST-2EGY) 7.3 7.0 7.0 6.7 6.0 6.7 5.3 6.6 DLF-PR-3728 7.3 6.7 6.7 6.7 5.3 6.7 6.0 6.5 HIGH OCTANE 7.0 6.7 6.0 7.0 5.7 7.0 6.0 6.5 PPG-PR 662 7.0 7.0 6.3 7.0 5.3 6.7 6.0 6.5 PST-2ADS 7.3 6.0 6.3 7.0 6.3 7.3 5.3 6.5 PST-2MES1 7.3 6.7 6.0 7.0 6.3 6.3 5.7 6.5 SILETZ 8.0 6.3 7.0 7.0 5.0 6.3 6.0 6.5 SLIDER 2LS (PPG-PR 637) 7.7 6.7 6.7 7.3 5.3 6.3 5.3 6.5 APPLE 4GL (PPG-PR 658) 7.3 6.3 6.0 7.0 5.3 7.0 5.7 6.4 APS 6.3 6.7 5.3 7.3 6.0 6.7 6.7 6.4 DLF-PR-3726 7.3 6.0 6.7 7.0 5.7 6.7 5.7 6.4 DLF-PR-3727 6.7 6.0 6.7 6.7 6.3 6.7 6.0 6.4 DLF-PR-3736 6.7 6.7 6.7 7.3 5.3 6.7 5.7 6.4 PPG-PR 620 8.0 6.3 6.3 6.3 5.7 6.0 6.0 6.4 PPG-PR 639 8.0 7.0 6.7 7.0 5.0 5.7 5.7 6.4 SGP4 7.0 6.7 6.3 6.3 6.0 6.7 6.0 6.4 ULTRA SPORT (PST-2HAF20) 6.0 6.3 5.7 6.3 6.3 7.3 7.0 6.4 VORTEX SRT (PPG-PR 665) 7.3 6.0 6.7 6.7 6.0 6.3 6.0 6.4 ELEKTRA GLR (PPG-PR 671) 7.0 7.0 6.7 6.7 5.3 6.3 5.3 6.3 PPG-PR 602 7.3 6.0 5.7 6.7 6.0 7.0 5.7 6.3 PPG-PR 643 7.7 6.0 6.0 7.0 5.7 6.3 5.3 6.3 CJP1R 6.3 5.0 5.7 6.3 6.3 7.0 6.7 6.2 DLF-PR-3730 7.3 6.3 5.7 7.3 6.0 6.0 5.0 6.2 DLF-PR-3738 7.0 7.0 6.7 6.3 5.3 6.3 5.0 6.2 LTP-NR 7.0 5.7 6.0 6.7 6.3 6.0 5.7 6.2 PPG-PR 646 7.0 6.3 6.3 6.7 5.0 6.0 6.0 6.2 PS4 7.7 6.3 6.3 7.0 5.3 6.3 4.7 6.2 PST-2HFM 6.7 6.7 5.0 6.7 6.3 6.7 5.7 6.2 RPP3 7.0 6.0 5.3 6.0 6.0 6.7 6.3 6.2 DLF-PR-3737 7.0 5.7 5.3 6.3 5.7 6.7 6.3 6.1 IGNITION (PPG-PR 647) 7.3 5.7 6.0 6.7 5.3 6.3 5.7 6.1 TABLE 21. MEAN TURFGRASS QUALITY RATINGS OF PERENNIAL RYEGRASS CULTIVARS IN THE (CONT'D) 2022 NATIONAL PERENNIAL RYEGRASS TEST AT BLACKSBURG (FAIRWAY), VA 1/ 2024 DATA TURFGRASS QUALITY RATINGS 1-9; 9=BEST 2/ NAME APR MAY JUN JUL AUG SEP OCT MEAN PISTON 7.3 6.3 6.0 6.7 5.3 6.3 5.0 6.1 PPG-PR 666 6.7 6.7 6.7 6.7 5.0 6.3 5.0 6.1 SUNDOWN (BY-PS2) 6.3 6.3 5.7 6.7 5.7 6.7 5.3 6.1 BAR LP 22191 6.7 6.7 5.3 6.3 4.7 6.3 5.7 6.0 DLF-PR-3735 6.3 6.3 5.0 6.0 5.7 6.3 6.3 6.0 GO-RUS22 7.0 6.3 5.7 6.0 5.0 6.3 6.0 6.0 GRAY EAGLE SLT (PST-2MEG) 6.3 6.3 5.7 6.0 5.7 6.3 6.0 6.0 HOMERUN LS 6.7 6.3 5.7 7.0 5.0 6.3 5.0 6.0 LTP-RPP4 6.7 6.0 6.0 6.3 5.7 6.3 5.0 6.0 PPG-PR 610 7.0 5.7 5.3 6.0 6.3 6.0 6.0 6.0 PST-2GDS 7.3 6.3 5.7 5.7 5.0 6.0 5.7 6.0 SEPR-2013 6.7 5.0 5.3 6.3 5.7 6.7 6.3 6.0 STELLAR 4GL 6.0 6.7 6.3 6.3 5.0 6.3 5.7 6.0 BAR LP 22256 6.0 6.7 5.3 6.0 5.3 6.3 5.7 5.9 BAR LP 22263 6.3 6.0 4.3 6.7 5.3 6.3 6.0 5.9 DARK MATTER 6.0 6.0 5.3 5.7 6.3 6.3 5.3 5.9 DLF-PR-3729 6.7 6.3 6.3 6.7 4.0 6.0 5.3 5.9 FLIGHTLINE (PST-214) 5.7 6.0 5.0 5.0 6.0 7.0 6.7 5.9 PPG-PR 606 6.7 6.0 5.0 5.3 5.7 6.3 6.0 5.9 RC20-02O 7.3 6.7 6.3 6.0 4.7 5.7 4.7 5.9 LIGHTSPEED (PST-2DRG) 7.0 6.3 5.3 5.3 5.7 5.7 5.0 5.8 PST-2E6 6.3 5.7 5.0 5.3 5.3 6.7 6.0 5.8 BAR LP 22262 6.7 5.7 4.7 6.0 4.7 6.3 5.7 5.7 BRIGHTSTAR SLT 6.7 5.7 4.0 5.3 5.7 6.7 5.7 5.7 DLF-LGT-3066 5.3 5.7 5.0 5.3 6.0 6.3 6.3 5.7 PST-2BGL 7.3 5.7 5.7 6.3 4.3 5.7 4.7 5.7 PVF-RPP2 7.0 6.3 5.0 5.0 5.0 6.0 5.3 5.7 GREENBACK 6.0 5.3 5.0 5.3 5.3 6.7 5.7 5.6 NEXUS DK (SE-DK) 6.7 5.3 4.3 5.7 5.0 6.0 6.0 5.6 PROMINENT II (TSC-CRS) 6.0 6.0 5.0 5.3 5.3 6.0 5.7 5.6 BAR LP 22174 6.0 6.0 4.3 5.3 4.7 6.7 5.3 5.5 KARMA 7.3 5.0 5.3 5.3 5.0 5.7 4.7 5.5 BSG-PR22 5.7 5.3 5.0 4.7 5.3 6.0 5.7 5.4 MRSL-PR22 6.0 5.3 4.7 5.0 4.3 5.3 4.7 5.0 PST-2SPF 5.3 5.3 4.7 4.7 5.3 5.3 4.7 5.0 LINN 5.0 4.3 4.3 4.0 4.3 5.0 5.3 4.6 LSD VALUE 1.2 1.7 1.2 1.2 4.7 2.8 2.7 0.8 C.V. (%) 9.9 12.3 12.3 11.4 18.5 12.2 15.0 7.1 1/ TO DETERMINE STATISTICAL DIFFERENCES AMONG ENTRIES, SUBTRACT ONE ENTRY'S MEAN FROM ANOTHER ENTRY'S MEAN. STATISTICAL DIFFERENCES OCCUR WHEN THIS VALUE IS LARGER THAN THE CORRESPONDING LSD VALUE (LSD 0.05). 2/ C.V. (COEFFICIENT OF VARIATION) INDICATES THE PERCENT VARIATION OF THE MEAN IN EACH COLUMN. TABLE A. 2024 LOCATIONS, SITE DESCRIPTIONS AND MANAGEMENT PRACTICES IN THE 2022 NATIONAL PERENNIAL RYEGRASS TEST SOIL SOIL SUN MOWING SOIL SOIL PHOSPHOROUS POTASSIUM NITROGEN OR HEIGHT IRRIGATION LOCATION TEXTURE PH (LBS/ACRE) (LBS/ACRE) (LBS/1000 SQ FT) SHADE (IN) PRACTICED VA2 SILT LOAM AND SILT 6.1-6.5 0-60 0-150 2.1-3.0 FULL SUN 0.6-1.0 ONLY DURING SEVERE STRESS