TABLE 6. PERCENT LIVING GROUND COVER AND OTHER RATINGS OF ST. AUGUSTINEGRASS CULTIVARS IN THE 2023 NATIONAL ST. AUGUSTINEGRASS TEST AT RALEIGH, NC 1/ 2023 DATA ESTABLISHMENT RATINGS 1-9; 9=FULL COVERAGE 2/ COLOR PERCENT ESTABLISHMENT FROM JULY-OCTOBER NAME NOVEMBER JULY 13 AUG 1 SEPT 22 OCT 9 XSA 11513 2.7 9.0 15.0 94.7 97.3 XSA 11026 3.7 10.0 13.3 95.7 97.0 PALMETTO 3.3 10.0 15.0 92.3 96.7 XSA 11027 3.7 11.7 11.7 90.0 95.7 FSA 1627 3.0 10.0 11.7 93.3 94.3 DALSA 1914 4.0 15.0 20.0 94.0 94.0 FSA 2026 2.3 9.0 11.7 93.0 94.0 FSA 2013 3.3 10.0 11.7 88.3 92.3 RALEIGH 2.0 10.7 15.3 86.7 91.7 XSA 12155 4.0 10.0 13.3 90.7 91.3 FLORATAM 3.3 7.0 11.7 89.3 90.7 FSA 2022 2.0 13.3 13.3 89.0 89.7 DALSA 2301 3.0 10.7 16.7 87.3 88.3 FSA 1617 3.3 8.0 11.7 86.7 88.3 FSA 1907 3.3 10.0 11.7 83.3 87.3 FSA 2012 3.0 10.7 13.3 86.7 85.0 DALSA 1910 3.0 10.0 10.0 80.0 83.3 COBALT 3.3 9.0 13.3 83.3 81.7 FSA 2301 1.3 11.7 15.0 71.7 80.0 LSD VALUE 1.0 3.9 10.5 12.9 9.8 C.V. (%) 18.7 19.1 28.1 7.3 5.8 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. (2023) 2023 LOCATIONS, SITE DESCRIPTIONS AND MANAGEMENT PRACTICES IN THE 2023 NATIONAL ST. AUGUSTINEGRASS 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 NC1 SILTY CLAY LOAM 6.1-6.5 61-150 0-150 3.1-4.0 FULL SUN 2.1-2.5 TO PREVENT STRESS TABLE 7. MEAN TURFGRASS QUALITY AND OTHER RATINGS OF ST. AUGUSTINEGRASS CULTIVARS IN THE 2023 NATIONAL ST. AUGUSTINEGRASS TEST AT RALEIGH, NC 1/ 2024 DATA TURFGRASS QUALITY AND OTHER RATINGS 1-9; 9=BEST 2/ GENETIC SUMMER FALL PERCENT GROUND COVER GRAY QUALITY RATINGS NAME COLOR DENSITY DENSITY SPRING SUMMER FALL LEAF SPOT MAY JUN JUL AUG SEP OCT NOV MEAN DALSA 1914 8.0 8.0 8.0 91.7 99.0 99.0 9.0 5.3 8.0 7.3 9.0 9.0 9.0 7.0 7.8 COBALT 8.0 7.7 7.7 80.0 97.7 99.0 9.0 4.3 6.7 7.3 9.0 9.0 8.7 6.7 7.4 PALMETTO 8.0 8.7 8.3 85.0 98.3 99.0 8.7 5.0 7.7 7.3 8.7 8.3 8.3 6.3 7.4 FSA 1627 8.0 8.0 8.3 75.0 96.0 99.0 9.0 4.0 7.7 7.7 9.0 9.0 8.3 5.3 7.3 FSA 2026 8.0 9.0 9.0 76.7 96.0 99.0 8.7 4.0 6.7 7.3 9.0 9.0 9.0 6.0 7.3 XSA 12155 7.7 9.0 9.0 65.0 95.3 99.0 9.0 3.7 7.7 8.0 8.3 9.0 8.7 5.7 7.3 DALSA 1910 8.0 8.3 8.0 73.3 91.3 99.0 9.0 3.7 6.0 6.7 9.0 9.0 8.3 7.0 7.1 XSA 11026 8.0 8.3 8.3 75.0 98.7 99.0 9.0 4.3 6.3 7.0 8.3 9.0 8.7 6.3 7.1 DALSA 2301 8.0 8.3 8.0 83.3 99.0 77.7 9.0 4.7 7.7 7.7 9.0 8.0 7.0 5.3 7.0 FSA 1617 8.0 8.7 8.0 68.3 97.7 99.0 8.0 3.7 6.3 6.7 8.3 8.7 8.7 6.7 7.0 XSA 11027 8.0 8.0 8.0 71.7 97.3 99.0 9.0 4.0 6.7 7.0 8.0 8.7 8.3 6.0 7.0 FSA 2022 8.0 9.0 9.0 63.3 98.3 99.0 9.0 3.3 6.3 7.0 9.0 9.0 8.0 5.3 6.9 XSA 11513 7.7 8.3 8.0 71.7 98.7 99.0 9.0 4.0 7.0 7.0 8.0 8.7 8.3 5.0 6.9 FSA 1907 9.0 7.7 7.7 58.3 89.0 99.0 9.0 3.0 5.0 5.7 9.0 9.0 8.7 6.7 6.7 FSA 2012 8.0 7.7 7.3 53.3 91.0 99.0 8.0 3.3 5.3 6.3 8.0 8.0 8.7 5.7 6.5 FSA 2013 8.0 7.7 7.3 33.3 91.7 99.0 9.0 2.3 5.3 6.7 8.0 8.3 8.7 5.3 6.4 RALEIGH 8.0 8.0 7.7 63.3 94.3 98.3 9.0 3.7 6.3 6.0 8.0 7.3 7.3 4.7 6.2 FSA 2301 8.0 6.3 6.0 33.3 85.0 96.0 5.3 2.3 4.3 4.7 6.7 6.7 6.7 5.3 5.2 FLORATAM 7.0 6.3 6.7 22.7 75.0 98.0 6.0 1.3 3.7 4.7 7.0 7.0 7.3 5.0 5.1 LSD VALUE 0.3 0.7 0.7 11.5 8.2 25.1 0.7 1.0 2.0 1.5 0.7 1.0 2.5 1.7 0.8 C.V. (%) 2.4 5.6 5.9 11.6 5.2 8.7 5.1 16.5 17.7 12.6 5.3 6.9 12.0 14.1 7.3 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 7. MEAN TURFGRASS QUALITY AND OTHER RATINGS OF ST. AUGUSTINEGRASS CULTIVARS (CONT'D) IN THE 2023 NATIONAL ST. AUGUSTINEGRASS TEST AT RALEIGH, NC 1/ 2024 DATA TURFGRASS QUALITY AND OTHER RATINGS 1-9; 9=BEST 2/ COLOR COLOR COLOR SEEDHEAD SEEDHEAD LARGE PATCH RATINGS NAME SEPTEMBER OCTOBER NOVEMBER JULY AUGUST AUGUST OCTOBER NOVEMBER DALSA 1914 8.0 8.0 7.3 6.7 8.3 9.0 8.7 9.0 COBALT 8.0 7.7 6.3 6.0 8.7 9.0 9.0 9.0 PALMETTO 7.0 7.3 5.3 6.0 7.7 9.0 8.7 9.0 FSA 1627 8.0 8.0 4.7 7.7 7.7 9.0 8.3 6.7 FSA 2026 7.7 8.0 5.7 6.0 8.0 9.0 9.0 8.0 XSA 12155 7.7 7.0 4.3 7.7 8.7 9.0 9.0 9.0 DALSA 1910 8.0 8.0 6.0 7.3 9.0 9.0 9.0 9.0 XSA 11026 8.0 8.0 5.7 6.0 7.7 8.7 9.0 9.0 DALSA 2301 7.7 7.7 4.7 8.0 9.0 7.7 6.7 9.0 FSA 1617 8.3 8.0 6.0 6.3 6.7 9.0 9.0 9.0 XSA 11027 7.7 7.3 5.7 6.3 8.0 9.0 8.7 9.0 FSA 2022 7.7 8.0 4.3 6.7 8.7 9.0 8.0 9.0 XSA 11513 7.0 6.7 4.3 6.7 7.3 9.0 8.3 9.0 FSA 1907 9.0 9.0 7.7 6.0 8.0 9.0 9.0 9.0 FSA 2012 8.3 8.3 6.0 6.7 7.3 9.0 9.0 9.0 FSA 2013 7.0 6.7 4.7 7.0 8.7 9.0 9.0 9.0 RALEIGH 7.3 7.0 4.0 6.3 8.0 9.0 7.0 9.0 FSA 2301 8.0 7.0 5.3 7.0 7.3 9.0 5.7 9.0 FLORATAM 8.7 6.7 5.7 7.3 9.0 9.0 6.3 9.0 LSD VALUE 0.6 1.1 1.6 0.7 1.0 1.6 2.3 3.1 C.V. (%) 4.9 8.0 16.9 6.2 7.0 6.2 13.9 11.5 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 2023 NATIONAL ST. AUGUSTINEGRASS 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 NC1 SILTY CLAY LOAM 6.1-6.5 61-150 0-150 3.1-4.0 FULL SUN 2.1-2.5 TO PREVENT STRESS