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allows you to weigh and pack your product, cleaner and faster! easy to use all-in-one tool eliminates spillage and product loss made with food gra...

Simple and easy to use, Hydro Fuel 4-Part Base Nutrient System provides great results but allows for more control and complexity later as a grower ...

Simple and easy to use, Hydro Fuel 4-Part Base Nutrient System provides great results but allows for more control and complexity later as a grower ...

Fresh water rinsed with no salt residue. Simply plant directly in the croutons or mix with other media. Lightweight organic alternative to clay pel...

Grower’s Ally Crop Defender 3 is an OMRI Listed® miticide, insecticide and fungicide for weekly use to prevent common pests. Formulated with a syne...

Grower’s Ally Fungicide is an OMRI Listed® fungicide and bactericide. Formulated with food-grade citric acid, Grower’s Ally foliar spray tests clea...

Grower’s Ally Fungicide is an OMRI Listed® fungicide and bactericide. Formulated with food-grade citric acid, Grower’s Ally foliar spray tests clea...

The Hanna GroLine HI981420 Nutrient Monitor is the perfect tool for precision monitoring of your hydroponic, aquaponic, and greenhouse nutrient sol...

The HI9813-6 features the Hanna Instruments CAL Check that will allow the user to know when the probe needs to be calibrated or replaced. The meter...

Heavy 16 Fire 1 Liter Heavy Fire represents the ultimate hand crafted P/K booster created through strict adherence to nutritional chemistry and bio...

In our quest to provide the highest grade products with superior efficacy to our growers, Heavy 16 Professional Foliar Nutrient (PFN) is hands down...

Heavy Roots is a revolutionary new additive designed to enhance the rhizosphere on all levels. As always, we have packed multiple functions into on...

The Heavy 16 Veg A & B formula embodies years of plant production experience and nutrient chemistry. Its ultimate function is to begin the proc...

Each Starter Kit will complete a full run in a garden using 15 gallons of feed water per week with a 2-week veg, 8-week flower. This kit has what y...

House & Garden Commercial CalMag is a readily available calcium/magnesium fertilizer designed to encourage rapid growth and reduce problems ass...

A high quality crop needs a clean and effective flush to reach its full potential. By flushing your crops, you remove heavy elements and salts from...

Hurricane Inline Fans are commercial grade, high performance fans made with quality UL components for quiet operation. The housings are made of ste...

High-Efficiency Commercial Hydroponic Water Chillers Engineered for Precision & Performance Hydro Frost Solution Chillers are designed specific...

Hook up your garden hose to both the inlet and outlet of the Big Boy. Use the Big Boy as a stand-alone filter for all your garden needs.

Ensure your Evolution RO1000 runs more efficiently. Helps protect the RO membranes and extends their life. Less filter changes and maintenance - ev...

Heavy duty, commercial booster pump designed for continuous use. Includes integrated low pressure and high pressure switches. Can be used in conjun...

Reduces up to 99% chlorine, sediment, rust, and silt Rated at 7 GPM (gallons per minutes) 5 micron nominal filtration No release of carbon fines R...

This heavy-duty, non-corrosive PVC float valve is a standard bulkhead tank mount unit with a 0.48 in orifice valve. It allows you to fill your tank...

Hydro-Logic® Flowmaster Flow Meter - 3/8 in Gallonage and filter capacity monitor operates at flow rates between 0.2—2.0 GPM. Accurately tracks t...