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      1662 Products
      Hanna Groline soil ec tester

      Hanna Groline soil ec tester

      The HI98331 Soil Test™ is a pocket tester specifically designed to directly measure soil conductivity (EC) and temperature. With a compact size, single button operation, and automatic calibration, Soil Test is an excellent choice for taking direct conduct

      In stock
      $ 143.00
      Hanna Groline ph tester

      Hanna Groline ph tester

      The GroLine HI98118 pH/temperature tester is our latest pocket meter for measuring the pH of a hydroponic nutrient solution. This modern looking meter is only 0.7" thick and extremely ergonomic, fitting comfortably in your hand. The HI98118 has a very lar

      In stock
      $ 99.00
      Hanna Groline wall mount ph/ec/tds/temp

      Hanna Groline wall mount ph/ec/tds/temp

      The HI981420 GroLine Monitor for Hydroponic Nutrients provides around-the-clock, continuous monitoring of pH, conductivity (EC & TDS), and temperature in hydroponic nutrient solutions. Quick to setup, simple to use, this monitor was designed with Hydropon

      In stock
      $ 435.00
      Hanna Groline portable ph/tds/temp

      Hanna Groline portable ph/tds/temp

      Designed to bring simplicity to nutrient testing, the HI9814 Portable GroLine Meter is designed specifically for Hydroponic growers. The specialized electrode combines 3 sensors in a single rugged probe featuring a polypropylene body, integrated temperatu

      In stock
      $ 324.99
      Hanna Groline storage solution 230ml

      Hanna Groline storage solution 230ml

      HI70300-023 is a GroLine storage solution prepared with reagent grade chemicals that can be used to ensure optimum performance of your pH and ORP electrodes. It is necessary to store a pH electrode in a solution in order to keep the glass membrane of the

      In stock
      $ 16.00
      Hanna Groline cleaning solution 500ml

      Hanna Groline cleaning solution 500ml

      HI7061-050 is the GroLine general purpose cleaning solution that can be used for a variety of applications. Electrodes can become dirty from use and will produce inaccurate results even as they read correctly in a pH buffer. Hanna's cleaning solutions eli

      In stock
      $ 19.00
      Hanna Groline cleaning solution 230ml

      Hanna Groline cleaning solution 230ml

      HI70061G is a high quality cleaning solution designed with hydroponics, aquaponics, and greenhouses in mind. Single-use sachets are highly portable, with a small footprint and a lightweight design. They are the perfect accessory for your on-the-go testing

      In stock
      $ 16.00
      Grow 1 Tray 10x20 no holes

      Grow 1 Tray 10x20 no holes

      10" x 20" Premium Propagation Tray without Drain Holes - USA

      In stock
      $ 1.99
      Ecogrow 5” round pot

      Ecogrow 5” round pot

      EcoGrow® Round Pots are molded using recycled newspaper and a plant-based binding agent. They breath like clay, providing an optimal environment for root systems and biodegrade quickly when planted or worked into soil.

      In stock
      $ 0.52
      Gro pro 1 gallon plastic pots

      Gro pro 1 gallon plastic pots

      1 Gallon Premium Injection Nursey Pot, 1 Gal - USA Specifications
      Outside Diameter: 6.50 inches
      Height: 7.00 inches
      Maximum Liquid: 2.94 qt / 2.78 L

      In stock
      $ 0.79
      Growers edge 3ft steal stake

      Growers edge 3ft steal stake

      Grow1 Steel Stake Plant Supports are ready for heavy lifting! Crafted with a steel core and coated with a high-density plastic, these stakes are strong, durable, and will withstand the absolute toughest conditions.

      Out of stock
      $ 29.40
      Grow 1 illuminated double loupe 30x & 60x

      Grow 1 illuminated double loupe 30x & 60x

      The Illuminated Double Loupe is great for on-the-go identification of pests and diseases on your plants so you can quickly and accurately resolve the problem. This microscope has 2 switchable LED lights (one for each magnification 30x & 60x) for maximum c

      In stock
      $ 10.99
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