Whitetail institute imperial clover 1/2 acre 4lb sprng/fall FEATURES:-Contains the only clover genetically designed for whitetail deer-Extremely high protein content-Extremely cold tolerant-Lasts up to 5 years from a single planting Other Features: Packed w/ antler building protein, helps deliver heavier & healthier fawns & produce more milk, extremely cold tolerant heat, drought & disease resistant, lasts up to 5 years from a single planting,plant spring or fall