Turfgrass Have you ever thought about what type of grass you have? Delaware is located in the turfgrass transition zone due to our northern location. Our grass types are primarily cool season but there are a couple of warm season grasses. Kentucky Bluegrass A cool-season grass that is dense, lush, vibrant green and ideal for high traffic areas. It is typically blended in small amounts with tall fescue. By itself, it is high maintenance and requires frequent aeration. It i