GAVIN 3 IN 1 HOLDS UP TO 3# SOLUBLE FERTILIZER. CONVERTS TO HYDRO SEEDER FOR NEW LAWN AREAS: OVER-SEEDING AND BARE SPOT SEEDING W/AUTOMATIC EMPTYING WITHOUT SPLASHING USER LARGE CAPACITY SOLUBLE FERTILIZER GARDEN FEEDER ALSO SEED W/FERTILIZER SPREADER WITH AUTOMATIC EMPTYING FEATURE ALSO GRASS SEED W/FERTILIZER SPREADER AUTOMATIC EMPTYING FEATURE (TIRED OF GETTING WET EVERY TIME YOU EMPTY YOUR SOLUBLE SPRAYER? FEED GARDENS, SHRUBS, LAWNS ETC ALL SUMMER AND SPREAD GRASS SEED FOR FALL