WaterRounds 20-Inch Planting Rings — 6-Pack Water Retention Borders for Roses, Shrubs, Trees; Separates Rock, Mulch & Grass

Measures 20 inches in diameter to form an ideal circular border for 5-gallon plants and can hold up to 3.5 gallons of water. Funnels water directly to the deep root zone to reduce run-off, prevent erosion, and limit invasive weed growth. This model DOES NOT OPEN (note: the 24-inch ring includes a latch to open and close). Creates a protective buffer around trunks to guard against lawn mowers and weed whackers while clearly separating rock, mulch and grass. Installs easily without bending, pounding or staking. Made in the USA from 100% recycled UV-resistant polypropylene for long-lasting performance. Also offered in 16-inch and 24-inch sizes for Trees, Roses, Bushes, Shrubs, Vegetables and Plants. Backed by a 30-day free return warranty.