Meliflor Onland Watering PotIntroducing the Meliflor Onland watering pots. The oldest and most effective automatic watering system known to mankind. Its action is based on a slow release of water and nutrients, which represents potential savings in terms of these elements. The slow release of water prevents the evaporation waste common with other systems, allowing plants to absorb almost 100% of the nutrient solution. Onland pots can be the most appropriate irrigation system for