kills Weeds & Moss greens In Seven Days conditions Your Lawn & Nourishes get Hold Of This Three-pronged Lawn Treatment Which Greens, Feeds & Weeds In Equal Measure. Simply Sprinkle The Contents In A Lawn Spreader At The Beginning Of The Season In Spring & Once Again In Mid Summer For Year-round Healthy Grass. you’ll Notice Your Grass Getting Visibly Greener In Seven Days, Conditioning & Nourishing Your Lawn. High In Nitrogen This Treatment Works Well For Encouraging Fresh New Stems Making Your Lawn Fuller & Lusher. we Recommend You Apply After All In One Again In Autumn If You Have A Heavy Moss Infestation In Your Lawn. If You Notice That Your Lawn Weeds Are Getting Bigger After Application Fear Not, They Grow Fast & Then They Distort & Die In The Sun. bag To Cover 400 Square Meters (square Yards)