Emerald Harvest pH Up Gallon/3.79 Liter Keep your nutrient solution in the sweet spot with Emerald Harvest® pH Up. A pH reading below 5.5 is considered too acidic for most hydroponic gardens. This premium pH alkalizer allows you to raise the pH of you

Active Air 3-Way Meter Gardeners can conveniently test their moisture, light, and pH levels with the handy Active Air 3-Way Meter. Moisture readings register on a scale of 0 (dry) to 10 (moist); light readings range from 0 LUX (low light) to 2000 LUX (

Active Air 2-Way Moisture pH Meter Gardeners can conveniently test moisture and pH levels with the handy Active Air 2-Way Meter. Moisture readings register on a scale of 0 (dry) to 10 (moist). pH readings between pH 3 (acidic) and pH 10 (basic) are rep

GH pH Up Liquid Gallon 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.

Alchemist pH Down Non-Corrosive Gallon Alchemist pH Down is comprised of very pure, food-safe ingredients. This unique buffer is non-toxic, non-corrosive and non-hazardous, making it like no other pH buffer on the market. Alchemist pH Down Non-Corrosi

Jain Irrigation 6 in Holding Stake Hydro Flow® 6 in holding stake works great for securing tubing between 1/8 in-1/4 in.

Hydro Flow® Dripper Stake with Basket - Black Made with high quality materials. Can be used with dripper line #708345.

Jain Irrigation Octa-Bubbler 20 GPH Per Outlet - Green Extra High Flow Bubbler Octa-Bubbler® is a pressure compensating device with a 1/2 in FPT inlet and 8 swivel port 3/16 in outlets. Constructed using ABS plastic. Built-in back flow prevention engi

Hydro Flow Premium Barbed Tee 1 in Use these high quality barbed 1 in connectors for your irrigation systems or hydroponic systems. Feature 4 barbs for a tight fit. Bump stop assures fittings are completely and securely inserted in tubing.

FEATURES Measures total dissolved solids (TDS) and temperature Automatic Temperature Compensation (ATC) Water-resistant housing Measurement Range: 0-5000 ppm Digital Calibration (push button) Auto-off function, data-hold function and low-battery i

Product Details NaCl calibration solution 1000 ppm comes in lightweight HDPE plastic bottles. Sealed with a coated foam liner.

The Hydrofarm Electronic Water Timer makes watering your plants a breeze. This single-station analog timer attaches directly to your garden hose and automatically controls sprinklers, drip systems or soaker systems. It features two simple dials that allow

Distribute the output of your air pump precisely with this individually controllable 12-outlet air manifold. Outlets can be individually opened or shut for total aeration control. Constructed from a high-quality blend of copper and stainless steel. Double

Durable plastic construction won't leak or dent. Features 9-liter capacity, easy-to-read U.S. and metric markings, two comfortable ergonomic handles, and detachable rose for finer shower.

Use our sturdy clear vinyl tubing, which is FDA-approved and BPA-free, for your irrigation systems and tanks, and to complete your own hydroponic systems. The material is easy to cut to size, but will remain strong and reliable. Keep a roll on hand for in

pH Tester with 1 point manual calibration, ± 0.2 pH accuracy, range: 0.0 pH to 14.0 ph. Full-range pH tester. 30-day warranty, snap-over protective case, 7.01 calibration solution and calibration screwdriver are all included with unit. Range: 0.0 to 14

Hydro Flow Premium Barbed Elbow 3/4 in

Hydro Flow Premium Barbed Straight 3/4 in

Hydro Flow® EZ Flex® PVC Tubing Hydro Flow® EZ Flex® PVC Tubing is made of a material that allows the tube to be non-rigid. The flexibility allows this tube to be easily applied to standard barbed drip stakes and push in fittings. It is soft to the tou

Hydro Flow® Poly Tubing Professional quality poly tubing. Carbon black pigment, provides an opaque tubing wall, blocking light from penetrating irrigation water. This durable tubing can be buried or used on the surface for year round water distribution

Hydro Flow Vinyl Tubing Clear 3/16 in ID - 1/4 in OD Premium vinyl tubing made of excellent quality. Made in the USA. Ideal for air movement from an air pump to air stones, air discs, Aqua Lung™, Water Winds, etc.

Hydro Flow Vinyl Tubing Clear 3/8 in ID x 1/2 in OD Premium vinyl tubing made of excellent quality. Made in the USA. Ideal for air movement from an air pump to air stones, air discs, Aqua Lung™, Water Winds, etc.

Hydro Flow Vinyl Tubing Clear 1/4 in ID - 3/8 in OD Premium vinyl tubing made of excellent quality. Made in the USA. Ideal for air movement from an air pump to air stones, air discs, Aqua Lung™, Water Winds, etc.

EZ-Clone® EZ-Coco Seed Starters EZ-Clone® is proud to introduce the first eco-friendly, transplantable aeroponic seed starters perfect for the green gardener! This new product allows the grower to turn their cloning system into a seed germinating machi