Plant Nanny 8115 12 oz Spiral Fluted Watering Globe & Stake Set, 3.5", Green Includes hand blown glass watering globe & terracotta stake Ideal for hanging baskets, and Small to medium sized plants Glass globe holds 12 ounces of water Watering time is 5-7 days, depending on growing environment (humidity level, temperature etc. 12oz globe is 3 1/2" in diameter, stake is approximately 5" high