Humboldt Nutrients Humboldt Roots Gallon Air Stones All purpose water soluble N-P-K

All purpose water soluble N-P-K plus botanical kelp extract with natural occurring plant hormones

Up to 20 GM flow rates

Advanced Nutrients wants to introduce you to beneficial fungi that can take a bite out of bad fungi while boosting your crop's root mass

Cali Pro® is rich in phosphorus

primary N-P-K plant foods

Humboldt Nutrients Humboldt Roots Gallon Air Stones All purpose water soluble N-P-KHumboldt Roots is a highly concentrated organic root stimulant that expands the root zone during the critical growth stage. A large yield is directly related to a plant's metabolic rate. The plant metabolism rates are directly related to the root zone's capabilities to uptake nutrients and fertilizers. Humboldt Roots was specifically designed to expand the root zone which results in larger yields.