Grows 5-8 feet and produces over 2,000 lbs of seed per acre under the right conditions. It can be flooded for waterfowl or left dry for upland birds. Sudangrass supplies winter cover as well as an abundance of hard seed which lasts until spring. It is known for suppressing weeds, loosening soil and adds a healthy amount of organic matter to the soil. This fast growing grass loves heat and will grow on average soil with no irrigation. Matures in 100-120 days.