Helpful Tools Grass Selection Guides Summer Annual Grass Selection GuideNavigate all of the different species of summer annual grasses to learn what will work best for you. Cool Season Perennial Selection GuideGet a better understanding of what cool season perennial grasses help you meet your goals. Selecting A Winter Annual GrassA short visual guide to help you understand what winter annual grasses to plant.Quality Samples AS 9301 SudangrassAS 9301 Sudangrass in Calhoun, GA Ray's Crazy Summer Mix Ray's Crazy Summer Mix in Calhoun, GA Summer Feast Summer Feast annual mixture quality sample from Calhoun, GA Summer Breeze1st cut quality sample of Summer Breeze in NCPrussic Acid & Nitrate Management NCSU- Understanding prussic acid and nitratesLearn how to manage to prevent prussic acid poisoning and nitrate poisoning. Fescue Fescue Toxicosis ManagementTall Fescue Endophyte ConceptsAlfalfa Alfalfa Management in GeorgiaA guide to growing alfalfa in the Southeast.Drill Calibration Seed Drill CalibrationStep-by-step guide to drill calibration. Drill Calibration CalculatorAn interactive spreadsheet to calibrate your drill.