Regulate the water flow by wrapping a wet towel, cotton ball, or fabric around the outlet; watering intervals can be extended from 3 days to 3 weeks depending on soil moisture, adapting to different plant types and environmental conditions. This effectively optimizes water supply, promoting healthy development and growth year round. The practical and convenient design simplifies maintenance while consistently delivering water according to plant needs. The watering bulb features a round opening at the top for quick, mess free refilling without removing it from the soil. The included rubber stopper tightly seals the opening to prevent leakage and evaporation, keeping the water inside fresh. This self watering system slowly and steadily releases moisture, simulating natural soil humidity conditions, providing continuous hydration for indoor potted plants for up to two weeks. Ideal for vacations or busy schedules. Its controlled water delivery helps maintain healthy and reduces plant stress caused by irregular watering. Description: This self watering plant bulb features a unique big diamond design that adds a stylish touch to your garden while keeping your plants hydrated. Simply fill the transparent bulb with water, invert it, and insert the nail into the soil to provide a steady water supply. The clear design lets you easily monitor water levels, ensuring timely refills. Ideal for indoor houseplants, it mimics natural soil moisture by slowly releasing water over 1 2 weeks, perfect for vacations or busy schedules. The top round hole allows easy water addition, and the included rubber stopper secures moisture inside. Adjust flow rate by tying a damp cloth or cotton ball to the outlet for customized watering duration. Keep your plants thriving effortlessly with this practical and decorative self watering solution. Item Name: Plants Watering Bulb Material: Plastic, Ceramic Capacity: 380ML Application Scenarios: Home Gardening, Agricultural Production, Public Green Space, Landscaping And Horticulture Production Features: Self Watering, Large, Portable Size Details: L: 20.6cm/8.11", W: 8.1cm/3.19" (Approx.) Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 1pc: 1 x Plant Watering Bulb or 2pcs: 2 x Plant Watering Bulbs or 3pcs: 3 x Plant Watering Bulbs