Dactylis glomerata L., Orchardgrass, is a persistent, cool season bunchgrass. Under dry land conditions, it usually develops distinct clumps and flower culms 15 to 18 inches tall. Leaves are usually less than 12 inches in height. When grown under irrigation or in more moist situations, it attains a height of 24-28 inches. No vegetative spread has been observed. Orchardgrass is one of the earliest species to grow in the spring, making tremendous growth during cool conditions. Due to deep roots, it also is capable of strong summer growth when conditions are favorable. Orchardgrass has 416,000 seeds per pound.