Treegator is a slow-release watering bag for newly planted or established trees. Our green Treegator Original bag delivers a high volume of water directly to the root system with no run-off or evaporation, helping to significantly reduce the effects of drought and transplant shock. A Treegator is simple and easy to install and requires no tools - just place the bag around the trunk, zip it up and let it drip! Treegator saves you time, money and effort - all while properly and efficiently watering your tree over a 5 to 9 hour time period. Other products may look like, or even claim to work as good or better than a Treegator, but Treegator is the ONLY slow-release watering bag that has been used and trusted by industry professionals worldwide since 1989. Typically requires re-filling just once every 5 to 7 days for most applicationsEasily installed and filled in less than 5 minutes with no tools requiredUV-treated, reinforced green polyethylene construction with heat-sealed edges for excellent durabilitySlowly and continuously waters over a 5 to 9 hour time periodSingle bag fits 1 to 4" diameter trunk, 2 bags zipped together fits 4" to 8" diameter trunkDeep water saturation promotes deep root growth and reduces transplant and drought shockSingle bag maximum water capacity is approximately 15 gallons (56.78 liters)