2019 NATIONAL ZOYSIAGRASS TEST LOCATIONS SUBMITTING DATA FOR 2020 State Location Code Alabama Auburn Al1 Arkansas Fayetteville (Divot) AR1 California Riverside CA3 Florida Gainesville FL1 Florida Jay FL3 Florida Fort Lauderdale (Large Patch) FL5 Indiana West Lafayette (Billbug) IN1 Missouri Columbia (Large Patch) MO1 North Carolina Raleigh (Traffic) NC1 Oklahoma Stillwater OK1 Tennessee Knoxville (Traffic) TN1 Texas Dallas (Drought) TX1 Texas College Station (Shade) TX2