Traditionally, a self-watering planter is made up of an outer pot that holds water. … The wick allows the plant’s roots and a process known as a capillary system to pull water into the soil from the water reservoir as needed. Some gardeners also use self-watering planters to deliver liquid nutrients to the plant.
Traditionally, a self-watering planter is made up of an outer pot that holds water. … The wick allows the plant’s roots and a process known as a capillary system to pull water into the soil from the water reservoir as needed. Some gardeners also use self-watering planters to deliver liquid nutrients to the plant.
