None Tropf Watering Sensors Watering Systems, 5 in. No Battery, No Pump, No Electricity Required Irrigation Plant Watering

This 5 in. watering sensor supplies plants with slow drips of water via thin tubing. As a result plants receive an ideal supply of water which leads to optimal plant health and growth. The clay cone is the brain behind the watering operation Tropf-Blumat works completely without electricity or batteries.