Flood and Drain Hydroponic System
The Flood and drain hydroponic system is “media-based”, meaning that plants are cultivated in a planting tray that is filled with not just water, but also grow media (moisture-retaining material) such as vermiculite, expanded clay pebbles or coconut fiber.The flood and drain hydroponic system is so called because the planting tray in continuously flooded with the nutrient solution. The grow media absorbs this nutrient solution and excess solution drains into a reservoir. During this draining process, air is sucked down to the plant roots.The flood and drain hydroponic system uses a pump and a timer to deliver nutrients to the plants, and owing to active delivery, the flood and drain hydroponic system is called an ?active’ hydroponic system.The simplicity and effectiveness of the flood and drain hydroponic system is a prominent reason why most homemade hydrop bass guitar lessons onics systems are flood and drain systems. Additionally, the flood and drain hydroponic system is appropriate for growing a large variety of vegetables, herbs, and other plants.In addition to edible items, the flood and drain system is quite widely used for growing flowers and ornamental plants. These can be grown in individual media-filled pots which are set in the planting tray, instead of being planted directly in the planting tray.A drawback of the flood and drain hydroponic system is that it is dependent upon electricity. Thus if you are concerned about expense or power outages the flood and drain hydroponic system is probably not the best choice to use!There are no specific rules as to how often you should flood and drain if you are using the flood and drain hydroponic system. There are several factors that vary from one hydroponic garden to the other.