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Hydroponics
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Hanna Grochek Combo Monitor HI 991404
$154.85The Combo HI 991404 meter is designed for continuous, high accuracy pH, EC/TDS and temperature measurements. These microprocessor indicators continuously monitor the three most important nutrient parameters in hydroponics, greenhouses and horticultural applications with a single instrument. These indicators feature a large, dual-level, backlit LCD to give you instantaneous readings of pH, EC or TDS and temperature, even from a distance. Learn More -
Hanna DiST 5 Waterproof EC/TDS/Temperature HI98311
$99.15The original DiST (Dissolved Solids Tester) was first introduced in 1986 by HANNA®. Since then, Conductivity and Total Dissolved Solids measurements have never been easier. DiST's ease-of-use, in combination with its affordability, made it the standard in EC and TDS measurement. HANNA® continues the tradition of innovation with the DiST 5. Learn More -
Hanna Combo Waterproof pH/EC/TDS/Temp HI-98129
$144.85The HI 98129 Combo waterproof tester offer high accuracy pH, EC/TDS and temperature measurements in a single tester! No more switching between meters for your routine measurements. The waterproof Combo (it even floats) has a large easy-to-read, dual-level LCD and automatic shut-off. pH and EC/TDS readings are automatically compensated for the effects of temperature (ATC). This technologically advanced tester has a replaceable pH electrode cartridge with an extendable cloth junction as well as an EC/TDS graphite electrode that resists contamination by salts and other substances. This gives these meters a greatly extended life. Your tester no longer needs to be thrown away when the pH sensor is exhausted. Learn More -
Grow Flow Expansion Kit - 6 Pots - 2 Gallon
$74.85This expansion kit supports our Grow Flow Ebb and Gro Controller unit. Maximize the performance of that system by adding six more buckets through this pack. These buckets work with all ebb and flow controllers, so you can augment whatever setup you've already got in place or are thinking of adding to your grow room. With multiple kits, your growing knows little bounds! Expand your ebb & flow system up to 48 plant sites on one control unit - depending on reservoir size - control unit and reservoir sold separately. Learn More -
General Hydroponics Waterfarm Kit - Plumbing Hardware
$15.25Plumbing hardware for WaterFarm®. Kit includes drip ring, pumping column, drain level tube and clip, clear air hose, and grommet. Learn More -
General Hydroponics Waterfarm 8 Pack System
Starting at: $57.50
The WaterFarm® 8-pack contains eight WaterFarm® module units connected to one Controller: and integrated 13 gallon reservoir and an 8 gallon controller unit. The Controller will keep each unit topped off with the correct level of nutrient for low maintenance. The kit is powered by GH’s Dual Diaphragm Air Pump, and includes all the necessary hardware, supplies and Flora Series nutrients. The grower can arrange the WaterFarm® units in a design that is suitable for any environment. This system does not include Hydroton®. The WaterFarm® 8 Pack Circulating Upgrade Kit contains everything needed to reconfigure an 8 Pack and add nutrient circulation capability to an existing system. This promotes even growth and more consistent results overall. Learn More -
General Hydroponics Waterfarm
Starting at: $48.75
This extremely reliable system has proven itself over the last 25 years! Grow one large plant or up to five small ones. It increases oxygen to the roots for vigorous growth and healthier plants. The WaterFarm® comes in two forms, complete and modular. The complete WaterFarm® is designed to be a stand alone system and includes 4-gallon reservoir, 2-gallon growing chamber, pumping column, column support tube, drip ring, 1/2" grommet, drain level tube, Elite® 800 air pump, 9L Hydroton® and 3-part Flora Kit. The modular unit comes without a Drain Level Tube, Elite air pump, Hydroton®, or Flora kit, as it is designed to use with a General Hydroponics controller supplying multiple WaterFarm® units. Learn More -
General Hydroponics TNC 1/4 HP Non-submersible Inline Pump
$157.75The TNC centrifugal inline water pump is powerful and dependable. This water pump moves 1268 gph through 1” pipe thread fittings and has a dependable ceramic and graphite seal. The TNC water pump is used in AeroFlo2 60 units. AC 120V 167 Watts 1.5 amps 1268 GPH Max Head Height: 16 ft. Learn More -
General Hydroponics Texas Controller
$296.3520 gallon reservoir capacity, comes complete with fittings for 16 growing modules. An important innovation for WaterFarm growers is the "Controller". A series of hydroponic modules can be interconnected together with the Controller supplying nutrient and water automatically to all the units. The Controller is very simple - a container with a float valve is connected to the line of units. A master reservoir filled with fresh water and mild nutrient is located on top of the float-valve actuated Controller. As the plants draw water from their individual reservoirs, the liquid levels drop causing the float valve in the Controller to open and draw nutrient level in all the interconnected units, simple, elegant, reliable and inexpensive. Learn More -
General Hydroponics RainForest 66 - Aeroponics System
$249.85The Rainforest® 66 is a favorite among users who wish to grow medium to large size plants. Vortex® Sprayer lifts and oxygenates the nutrient solution, and then gently distributes it over cutting’s bases or root systems. Learn More -
General Hydroponics RainForest 318 - Aeroponic System
$249.85The RainForest® 318 can accommodate up to eighteen small plants from cuttings to harvest, or up to ninety cuttings for rooting and transplantation using the 3” CocoTek® coconut caps included. Vortex® Sprayer lifts and oxygenates nutrient solution then gently sprays it over cutting bases or root systems. Learn More -
General Hydroponics RainForest 236 - Aeroponic System
$249.85Growers can use the RainForest® 236 to create a modestly sized nursery. Use this model to propagate cuttings or to quick-start seeds in a small footprint area. Vortex® Sprayer lifts and oxygenates nutrient solution then gently sprays it over cutting bases or root systems. Learn More -
General Hydroponics Power Grower Eco Drip System
$71.25The new hexagonal PowerGrower incorporates numerous design innovations and is protected by several patents. It is 15 inches across the top and 15 inches tall and consists of a single growing chamber at the top with an integrated reservoir below. The unique hexagonal shape enables growers to place units close together when plants are small and then separate them as the plants grow. A configuration of seven units placed together creates a high performance hydroponics growing area measuring 4 feet across. This efficient use of space resembles a high-density honeycomb. This big step forward in hydroponic system design will delight experienced growers as well as those new to hydroponics. Learn More -
General Hydroponics Power Grower - 8 Pack Kit
$557.85For the more adventurous gardener, General Hydroponics offers the PowerGrower 8-Pack Kit that includes a hydroponics system controller. The top feed / drop hydroponics system has hexagonal (6-sided) shaped growing containers - Each measuring 15" across and 15" tall, make them ideal for larger sized plants such as blueberry bushes or tomatoes. The growing containers placed together create a high performance hydroponics growing area measuring only 4 feet across. This efficient use of space resembles a high-density honeycomb. As plants mature you are able to love them apart to give them some growing room. The PowerGrower 8-Pack Kit is built from high-compact plastic that will give you years of pleasure. Comes with everything you need to start your own hydroponic garden. Learn More -
General Hydroponics pH Up
Starting at: $20.00
This Base solution is formulated using Potassium Hydroxide and Potassium Carbonate. Add a little at a time when your nutrient pH is too low in order to raise the pH to the proper level. This powder based formula is made to raise the pH in a reservoir. Lightweight in comparison to liquids. Please note that this item must be shipped via FedEx Ground. This item cannot be sent to Alaska, Hawaii, Puerto Rico, Virgin Islands or Internationally. Learn More -
General Hydroponics pH Test Kit
$7.99General Hydroponics pH Test Kits make pH testing easy. Simply fill a test-tube halfway with nutrient, add a few drops of pH Test Indicator, and observe the coloration of the liquid in the test vial. Many growers prefer our pH Test Kit to expensive electronic meters because of its reliability and ease of use. Learn More -
General Hydroponics pH Test Indicator - 8 oz
$14.95General Hydroponics pH Test Kits make pH testing easy.
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Fill a test-tube halfway with nutrient, add a few drops of pH Test Indicator, and observe the coloration of the liquid in the test vial. Many experienced growers prefer our pH Test Kit to expensive electronic meters because it is reliable and easy of use. -
General Hydroponics pH Down
Starting at: $20.00
The Acid formulation uses food grade Phosphoric acid to lower the pH to the proper level. This powdered acid formula is easy to handle and ship. Lightweight in comparison to liquids. Widely recognized as a consistent and reliable product. Please note that this item must be shipped via FedEx Ground. This item cannot be sent to Alaska, Hawaii, Puerto Rico, Virgin Islands or Internationally. Learn More -
General Hydroponics pH Control Kit
$21.45Contains: 8 oz. pH UP 8 oz. pH DOWN 1 oz. indicator & vial Please note that this item must be shipped via FedEx Ground. This item cannot be sent to Alaska, Hawaii, Puerto Rico, Virgin Islands or Internationally. Learn More -
General Hydroponics pH 4.01, pH 7.01, 1500 PPM Solutions
Starting at: $9.85
General Hydroponics™ uses the highest quality reference solutions, allowing growers to calibrate many popular brands of PH, EC and TDS meters (NaCl scale or the 442 scale). General Hydroponics™ technicians check each batch to ensure that our solutions are precisely calibrated and yield reliable readings each time they are used. Learn More
