Specifications include, but are not limited to: Golf - Rye Grass Mix, Super Turf II ; Sports & Turf- Super Turf II or Overtime Plus , Elite Sports 40/60 Bluegrass / Rye Grass Mix ; All seeds must be certified 2020 crop seed. Original blue and white certification tags must accompany and be attached to each bag. Seed bags shall be burlap or paper with a maximum weight of 50 lbs. Rye Grass Mix: All seeds bid must be POA & Bent free. - Pure Seed: 98% minimum - Total germination: 90% minimum - Weed seed: .1% maximum ; Must Be premixed in combination of at least three of the following varieties in equal proportions. Blends or alternate seeds will not be accepted. Rye Grass mixture must be premixed before bagged. Slugger Stellar 3GL Fastball RGL GrandSlam Wicked Super Turf II: - 50 lb bag, Certified - Pure Seed: 98% minimum - Weeds: .05% maximum ; Blend the following specified percentages of at least one the listed Blue Grass varieties: (no more than 10%): Firecracker SLS Titanium 2LS Spyder LS Raptor 3 Summer TF Avenger.