Sidemia deprarata Bulter is the most serious pest for cold-seasoned lawns. It has 3 or 4 generations a year, and overwinters in its pupa form. The young worm damages the grass leaves.

• 淡剑袭夜蛾是冷季型草坪的主要害虫。在石家庄市1年发生3代或4代，以蛹在土壤里越冬。6-10月间以幼虫取食叶片为害。对该虫的形态特征和生活习性进行了详细的描述。