An economical way to control erosion, sediment and stormwater runoff, contractorsMIX contains between 70% and 90% Sunburst DT tall fescue plus between 10% and 30% annual ryegrass. When a quicker establishing area is a necessity, contractors and engineers have learned to trust our contractors MIX because of its superior ability to outperform much of the competition. When combining annual ryegrass with our proprietary blend of Sunburst DT, installers can be confident that under the most severe slopes or channels they will still have success.