Features: Customizable Tree Watering Schedule: There is no one size fits approach for new tree watering needs. A common guideline is 10 gallons per week for each inch of tree. Most new trees require watering once or twice weekly, but you can adjust this based on local weather, soil, and tree type, especially during droughts. Large Capacity and Adjustable Release Time: Each slow release bag holds up to 20 gallons per fill. The water typically disperses over 3 to 10 hours, though this may vary based on soil type, weather, and tree size. Under certain conditions. Specifications: Material: PE Color: green Size: is about 7.05 x 0.75 ft/ 215 x 23 cm Package includes: 2 X 15 Gallon tree irrigation bag 4 x Ground nail Notes: Manual measurement, please allow slight errors on size. The color may exist a slight difference due to different screen displays