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Soluble Powders

Fast-acting source of nutrients and growth stimulators.

Soluble Powders, like Liquid Nutrients, are fast-acting source of nutrients and growth stimulators, just shipped without the water! 

Full Mineral Fulvic Powder. 

Humic Acid Powder 58.5%

Source of trace minerals and vitamins. Highly dissolvable sea kelp powder derived from Ascophyllum nodosum. Provides phosphorous for root growth and flowering. Kelp also contains an array of micronutrients. Mix 1 teaspoon with 5 gallons of water and apply the solution directly to the soil within 1 hour of mixing. When mixing, add water first, then the product. Mix well. Apply every 1-4 weeks or as needed throughout the growing season. Compatible with many fertilizers.  Purchase Retail at NHS

Nitro Soy Blast 12.9-0-0 Amino Powder

Soluble Micronutrients

HAS Yucca Schidigera Powder 1lbActs as a natural surfactant and wetting agent. Promotes water absorption and can help reduce salt buildup within growing mediums. Derived from Yucca schidigera. Natural wetting agent improves soil conditions and evens water application of foliar sprays. For new plantings: Mix 1-2 ounces per cubic foot of soil. For liquid applications: 1/4 teaspoon per gallon of liquid. Purchase Retail at NHS 

Northcoast Horticulture Supply Logo

Looking for a more full featured dry nutrient?

Our sister company, Northcoast Horticulture Supply, has you covered! We plenty of 'complete nutrient lines' in the dry nutrient category, you'll find everything Humboldt County growers expect from a grow store.

Check out our other product categories