poa trivialis rough bluegrass, rough-stalked meadow-grass or rough meadow-grass, is perennial plant regarded in us as ornamental

meadow grass green poa summer plant bluegrass nature yellow season rough perennial outdoors meadowgrass leaf growth agriculture background farm environment field fresh autumn trivialis wild wheat us beauty in sun freshness seed backgrounds rural scene roughstalked rice paddy food landscape color regarded lawn family day macro organic ornamental closeup part cereal