20-Gallon tree watering bag designed to provide a drip irrigation system directly to tree roots over an extended period of time. Helps eliminate the water stress new trees endure after transplanting while preventing water run-off and evaporation. Bag is emptied in 5-8 hours and should be refilled 1-2 times per week. A single bag fits trees up to 3” dia. For larger trees, attach 2 bags together to fit trees 3”-5” dia. Heavy-duty, green-coated polypropylene bags are UV stabilized to endure extended exposure to sunlight. Safe to use with nutrient or chemical additives.