Humboldt Nutrients Liquid Underground, 2.5 gal | Special Order Only
Humboldt Nutrients Liquid Underground 0.01 - 0.1 - 0.02

Humboldt Nutrients Liquid Underground is a worm casting extract produced from the best worm castings in the world. Rich in essential nutrients, organic acids and beneficial organisms, the HN Liquid Underground provides gardeners with a bio-stimulant for soil organisms, as well as facilitating better plant nutrition and uptake. Weekly applications during fruiting and flowering stages for plants and vegetables can help increase yield and virility.

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