OPTIMUM OPTICAL bio This powerful root stimulator ensures

This powerful root stimulator ensures the explosive growth of the roots

Pro-Silicate™ provides both potassium and silicon

Temperature Range: 0° - 415º F

Different flavours available

Run at 100%

OPTIMUM OPTICAL bio This powerful root stimulator ensuresOptiCal Mg is a powerful calcium and magnesium supplement with iron. It is formulated to make calcium and magnesium readily available to maturing plants during the critical bud, flower and fruit development phase. Simply add OptiCal Mg to your regular feeding program to optimize your plants growth potential. Create bigger, heavier and more fragrant flowers and fruit. Stimulate the production of essential oils. Envigorate the overall health and