Humboldt Nutrients Natural 2-Part Box Starter Kit water-filtration 16” or 24” widths

16” or 24” widths

aiding the plant's ability to take up the nutrients

It can be used during in all stages of growth

For use in home greenhouses: Use on flowering

Simply cut what you need to cover windows

Humboldt Nutrients Natural 2-Part Box Starter Kit water-filtration 16” or 24” widthsHumboldt Nutrients Natural Two Part Basic Starter Kit includes the key natural products that gardeners who demand only the most natural elements expect. Included are Grow Natural and Bloom Natural, the centerpieces of HN's natural feeding schedule. Also included are an excellent natural additive, Humboldt Honey ES, and a natural soluble mycorrhizal compound, MycoMadness. These four products combine to form the backbone of HN's natural feeding schedule