A frequent question in hydroponic groups is whether organic nutrients can be used in hydroponic systems. Some people assume that if a nutrient bottle does not have an “organic” label, it is not safe.

(Learn about crop nutrient requirements, mixing fertilizers for automated dosing, recycling nutrients, testing methods to ensure adequate nutrient supply, and interpreting tissue nutrient levels) ...

It is extremely important for hydroponic growers to have a thorough understanding of plant nutrition. While working with a soil-less system, it is not sufficient to just supplement the plants by ...