BLOWOUT SALE! Contains 8% HUMIC ACID..! Derived from leonardite, Humboldt Nutrients Hum-Bolt improves plant production by promoting high ion exchange capabilities, stimulating plant enzymes, increasing beneficial organisms and acting as an organic catalyst.

When used in conjunction with the organic feeding schedule (below), this liquid humic acid will increase the health of your plants and your success as a gardener.

Add to fertilizer mix for plants growing in soil, potting mixes, soilless rooting media and hydroponics.

Hydroponics: Use 1 tsp per gallon of reservoir water. Change nutrient solution weekly.

General: Use 1 to 2 tsp per gallon of water every 1-2 weeks.

Foliar: Use 1 to 5 ml per gallon of finished spray solution.

Feeding Schedule (PDF)

Contains Non-Plant Food Ingredient:
8.0% Humic Acid (derived from Leonardite).