Description

Humboldt Nutrients' S.I. Structural Integrity 1-gallon hydroponic plant nutrient solution is designed to strengthen plant tissue and enhance yield while at the same time allowing your plants to flourish in stressful environmental conditions like extreme heat, drought, and cold. It is derived from silicate instead of potassium silicate to avoid raising potassium levels. Whether you're growing with soil and coco, or hydroponically, use Structural Integrity and see thicker stems, healthier plants, and larger fruit yields.