The planter comes with an attached basin saucer that can be filled for the plant to feed from once the root system is established. To start the plant， use convention top watering techniques and then switch to bottom watering by filling the basin as needed for the roots to wick the water up. Capacity: 0.5 Gallons Self-watering so you water less often and your plants never go thirsty. Water reservoir holds and gradually disperses moisture to the plant as it's needed. Pre-drilled Drainage Holes and matching saucer tray to capture excess water and eliminating mess. Polypropylene Made in USA Your security is our number one concern