Introduction to Hydroponic Gardening

The video tutorial introduces hydroponic gardening, a method of growing plants without soil, using water and nutrient solutions. It explains the benefits of hydroponics, such as precise nutrient delivery and easier plant growth compared to soil. The tutorial also covers different types of growing mediums and how nutrient solutions are controlled to meet plant needs.

Describe the role of the growing medium in hydroponics.

How is the nutrient solution in hydroponics controlled and adjusted?