Powder + Water Soluble
Boost performance with Powder + Water Soluble nutrients at GrowersHouse. Our highly soluble hydroponic powders and water soluble fertilizers deliver precise, fast-acting nutrition for greenhouses, indoor farms, and vertical growing systems.
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Stash Blend Premium Plant Additive
Vendor:Stash NutrientsRegular price From $29.70 USDRegular priceUnit price / perSale price From $29.70 USDStash Blend Premium Plant Additive
Regular price From $29.70 USDRegular priceUnit price / perSale price From $29.70 USDStash Blend Premium Plant Additive
Regular price From $29.70 USDRegular priceUnit price / perSale price From $29.70 USD -
Ventana Plant Science - Commercial Grow (7-14-33)
Vendor:Ventana Plant ScienceRegular price $135.00 USDRegular priceUnit price / perSale price $135.00 USD -
Ventana Plant Science - Commercial Bloom (2-26-41)
Vendor:Ventana Plant ScienceRegular price From $43.23 USDRegular priceUnit price / perSale price From $43.23 USDVentana Plant Science - Commercial Bloom (2-26-41)
Regular price From $43.23 USDRegular priceUnit price / perSale price From $43.23 USDVentana Plant Science - Commercial Bloom (2-26-41)
Regular price From $43.23 USDRegular priceUnit price / perSale price From $43.23 USD -
Ventana Plant Science - Magnesium Sulfate (13% S, 9.8% Mg)
Vendor:Ventana Plant ScienceRegular price From $13.54 USDRegular priceUnit price / perSale price From $13.54 USDVentana Plant Science - Magnesium Sulfate (13% S, 9.8% Mg)
Regular price From $13.54 USDRegular priceUnit price / perSale price From $13.54 USDVentana Plant Science - Magnesium Sulfate (13% S, 9.8% Mg)
Regular price From $13.54 USDRegular priceUnit price / perSale price From $13.54 USD -
Ventana Plant Science - Calcium Nitrate (17-0-0) 23.5% Ca
Vendor:Ventana Plant ScienceRegular price From $13.54 USDRegular priceUnit price / perSale price From $13.54 USDVentana Plant Science - Calcium Nitrate (17-0-0) 23.5% Ca
Regular price From $13.54 USDRegular priceUnit price / perSale price From $13.54 USDVentana Plant Science - Calcium Nitrate (17-0-0) 23.5% Ca
Regular price From $13.54 USDRegular priceUnit price / perSale price From $13.54 USD -
Ventana Plant Science - Commercial Seaweed
Vendor:Ventana Plant ScienceRegular price From $30.00 USDRegular priceUnit price / perSale price From $30.00 USDVentana Plant Science - Commercial Seaweed
Regular price From $30.00 USDRegular priceUnit price / perSale price From $30.00 USDVentana Plant Science - Commercial Seaweed
Regular price From $30.00 USDRegular priceUnit price / perSale price From $30.00 USD -
Ventana Plant Science - Commercial Microbes
Vendor:Ventana Plant ScienceRegular price From $60.00 USDRegular priceUnit price / perSale price From $60.00 USDVentana Plant Science - Commercial Microbes
Regular price From $60.00 USDRegular priceUnit price / perSale price From $60.00 USDVentana Plant Science - Commercial Microbes
Regular price From $60.00 USDRegular priceUnit price / perSale price From $60.00 USD -
Athena Pro - Core 14-0-0
Vendor:AthenaRegular price From $77.00 USDRegular priceUnit price / per$77.00 USDSale price From $77.00 USDAthena Pro - Core 14-0-0
Regular price From $77.00 USDRegular priceUnit price / per$77.00 USDSale price From $77.00 USDAthena Pro - Core 14-0-0
Regular price From $77.00 USDRegular priceUnit price / per$77.00 USDSale price From $77.00 USD -
Athena Pro - Grow 2-8-20
Vendor:AthenaRegular price From $77.00 USDRegular priceUnit price / per$77.00 USDSale price From $77.00 USDAthena Pro - Grow 2-8-20
Regular price From $77.00 USDRegular priceUnit price / per$77.00 USDSale price From $77.00 USDAthena Pro - Grow 2-8-20
Regular price From $77.00 USDRegular priceUnit price / per$77.00 USDSale price From $77.00 USD -
Athena Pro - Bloom 0-12-24
Vendor:AthenaRegular price From $77.00 USDRegular priceUnit price / per$77.00 USDSale price From $77.00 USDAthena Pro - Bloom 0-12-24
Regular price From $77.00 USDRegular priceUnit price / per$77.00 USDSale price From $77.00 USDAthena Pro - Bloom 0-12-24
Regular price From $77.00 USDRegular priceUnit price / per$77.00 USDSale price From $77.00 USD -
Athena Pro 2lb Mix Kit - with 1lb mixing jugs
Vendor:AthenaRegular price $77.00 USDRegular priceUnit price / per$77.00 USDSale price $77.00 USD -
Key To Life - Silver Bullet - Terpene Enhancer
Vendor:Key to LifeRegular price From $64.14 USDRegular priceUnit price / per$99.58 USDSale price From $64.14 USDKey To Life - Silver Bullet - Terpene Enhancer
Regular price From $64.14 USDRegular priceUnit price / per$99.58 USDSale price From $64.14 USDKey To Life - Silver Bullet - Terpene Enhancer
Regular price From $64.14 USDRegular priceUnit price / per$99.58 USDSale price From $64.14 USDSale -
VEG+BLOOM One-Part Powder Nutrient - RO/SOFT
Vendor:Hydroponic ResearchRegular price From $14.99 USDRegular priceUnit price / perSale price From $14.99 USDVEG+BLOOM One-Part Powder Nutrient - RO/SOFT
Regular price From $14.99 USDRegular priceUnit price / perSale price From $14.99 USDVEG+BLOOM One-Part Powder Nutrient - RO/SOFT
Regular price From $14.99 USDRegular priceUnit price / perSale price From $14.99 USD -
Great White Mycorrhizae - Plant Success
Vendor:Plant SuccessRegular price From $14.38 USDRegular priceUnit price / perSale price From $14.38 USDGreat White Mycorrhizae - Plant Success
Regular price From $14.38 USDRegular priceUnit price / perSale price From $14.38 USDGreat White Mycorrhizae - Plant Success
Regular price From $14.38 USDRegular priceUnit price / perSale price From $14.38 USD -
SHINE Bloom Additive
Vendor:Hydroponic ResearchRegular price From $34.63 USDRegular priceUnit price / perSale price From $34.63 USDSHINE Bloom Additive
Regular price From $34.63 USDRegular priceUnit price / perSale price From $34.63 USDSHINE Bloom Additive
Regular price From $34.63 USDRegular priceUnit price / perSale price From $34.63 USD -
VEG+BLOOM One-Part Powder Nutrient - TAP/HARD
Vendor:Hydroponic ResearchRegular price From $14.99 USDRegular priceUnit price / perSale price From $14.99 USDVEG+BLOOM One-Part Powder Nutrient - TAP/HARD
Regular price From $14.99 USDRegular priceUnit price / perSale price From $14.99 USDVEG+BLOOM One-Part Powder Nutrient - TAP/HARD
Regular price From $14.99 USDRegular priceUnit price / perSale price From $14.99 USD
Powder + Water Soluble
Nutrients for Hydroponics & CEA
At GrowersHouse, our Powder + Water Soluble collection gives growers precise, fast-acting nutrition in a clean, easy-to-mix format. These highly soluble nutrient powders and water soluble fertilizers are designed for greenhouses, indoor farms, hydroponic systems, and vertical growing, helping you maintain stable EC/PPM and consistent crop quality...
Why Growers Choose Powder + Water Soluble Nutrients
Powder and water soluble nutrients dissolve quickly, store efficiently, and make it simple to dial in feeding strength by crop and stage. Their high concentration reduces cost per gallon, while clean formulations help keep lines, emitters, and reservoirs free from heavy buildup so plants can focus on growth instead of stress.
How This Collection Helps in Controlled Environments
In controlled environment agriculture, small changes in nutrition can have a big impact on yield. These nutrients let you fine-tune recipes for seedlings, veg, and finishing crops, support strong roots and vigorous foliage, and respond quickly to plant feedback by adjusting EC/PPM. The result is more uniform canopies, predictable performance, and repeatable harvests.
Types of Powder + Water Soluble Nutrients
Inside this collection you will find complete base formulas, single-salt building blocks, and targeted soluble additives. Base programs supply balanced NPK plus essential calcium, magnesium, and chelated micronutrients, while specialty products provide focused PK support, micronutrient top-ups, or adjustments for different water sources and crop demands.
Frequently Asked Questions
Can I use water soluble fertilizer in hydroponics?
Yes. Many water soluble fertilizers are formulated specifically for hydroponics and fertigation. As long as they are fully soluble and mixed thoroughly, they move cleanly through reservoirs and irrigation lines, giving roots quick access to balanced nutrition.
Are powder nutrients better than liquid?
Powder nutrients are more concentrated and cost-efficient to ship and store, and they are ideal for building stock solutions in larger or multi-room facilities. Liquid nutrients are convenient for smaller setups or quick tweaks. Most growers choose the format that best fits their workflow, budget, and scale.
Can I use both liquid and granular fertilizer at the same time?
You can combine liquid and powder nutrients if the overall program remains balanced and compatible. Use one system as your main base feed and add only a few supporting products, watching EC/PPM and plant response closely to avoid overfeeding or element overlap.
Which fertilizer can quickly dissolve in water and be used by plants immediately?
Fine, fully water soluble powders and true water soluble fertilizers are designed to dissolve rapidly and stay in solution. When mixed correctly and kept within recommended EC/PPM ranges, they become available to roots quickly, helping plants respond fast with healthier growth and color.
















