According to the technical information provided by the manufacturer, Pennington Slopemaster Coastal Winter Mixture can be used during the spring in combination with other grasses, such as Bermuda.
Planting with Pennington Slopemaster Coastal Winter Mixture can be done throughout the year when mixed with companion grasses that are suitable with planting dates, i.e. tall fescue in the fall or bermudagrass in the spring.
It would be best to contact your local cooperative extension office to determine the correct timing of the application as this will vary greatly from region to region.
Pennington Slopemaster Coastal Winter Mixture is a seed mixture specifically used for control of erosion where quick establishment is necessary. Yes you can use this product in Illinois. Planting with Pennington Slopemaster Coastal Winter Mixture can be done throughout the year when mixed with companion grasses that are suitable with planting dates, i.e. tall fescue in the fall or bermudagrass in the spring. It would be best to contact your local cooperative extension office to determine the correct timing of the application as this will vary greatly from region to region.