This plant fertilizer is derived from 100% microalgae that have been carefully cultivated using innovative and sustainable production methods. Surety MA is produced in a facility in Spain that captures the CO 2 emissions from a natural gas power plant and uses that energy to drive the microalgae cultivation. The end result is an environmentally conscious fertilizer that is packed with nutrition from the microalgae. Surety MA has been developed to optimally deliver nutrition to your plants through all stages of growing. It can be applied in a foliar or soil application. For best results, apply to soil when seeding, planting or transplanting and apply foliarly as plants bloom or when there are stressors. Improves the physical, chemical, and biological properties of soil Enhances root and crop vigor Encourages strong defenses against stressors Improves uniform crop growth and overall crop quality that will produce higher yields Compatible with conventional crop nutrition programs C:N Ratio: 3.35 pH: 4 Shop All AlgaEnergy Products here .