Healthy hydroponic plants depend on balanced nutrients delivered through water solutions. Imbalances—whether nutrient deficiencies or toxicities—can slow growth, reduce yields, and increase susceptibility to pests and diseases. This guide covers common nutrient issues, their symptoms, troubleshooting methods, and preventative strategies for hydroponic growers. Macronutrient Deficiencies Macronutrients are required in larger amounts for plant growth. Deficiencies…