Grodan Improved Pro MM 40/40 6/15 Plugs, 1.5Inches x 1.5Inches x 1.5Inches, 2250 per box, Commercial (Pro) Commercial Humidifier A truly comprehensive formulation containing

A truly comprehensive formulation containing all of the macro and micro nutrients

So why pay more than you have to

This 5 gallon bucket system is so simple yet grows large plants efficiently

Non-plant food ingredients: humic acids derived from leonardite and peat

Grodan Improved Pro MM 40/40 6/15 Plugs, 1.5Inches x 1.5Inches x 1.5Inches, 2250 per box, Commercial (Pro) Commercial Humidifier A truly comprehensive formulation containingNew Grodan Improved! Improved product at current pricing. New density + new hydrophilic technology = better water distribution and root development. The uniform distribution of water and nutrients throughout the block allows for more efficient use of the entire substrate volume Full saturation of the blocks with no dry spots and improved EC control with less water is achieved in the rootzone due to the uniform, optimized wool resulting in a