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Humboldt NutrientsLiquid 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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Brand: Humboldt Nutrients

SKU: GL56723258

Dimension Height: 10.5

Dimension Length: 4.5

Dimension Width: 6

UPC: 091037753588