null

Additives

Additives

  • URB 8 Oz. URB 8 Oz.

    URB 8 Oz.

    $21.49
    URB is safe for your plants. URB will help reduce the need for other products that you may already be using. URB is simple to apply by following the mixing rates on the bottle with either nutrients or water. URB can be applied to the soil, foliar or...
    $21.49
  • Recharge, 16 oz

    Recharge, 16 oz

    Real Growers

    $49.95
    Recharge is our all-in-one, natural growth stimulant powered by our proprietary living soil microbe package. It is intended to be used as a soil amendment to establish colonies of beneficial bacteria in horticultural systems.   Natural chelators...
    $49.95
  • Advanced pH down 500ml

    Advanced pH down 500ml

    Advanced Nutrients

    $13.00
    pH Up and pH Down — Hit Your pH Sweet Spot Every Time Ask any grower, and they’ll tell you the same thing . . . You can feed your cannabis the best nutrients in the world. But if your root zone can’t absorb them, your investment...
    $13.00
  • CES Cal-Mag

    CES Cal-Mag

    Cutting Edge Solutions

    $20.99
    Cal-Mag Amplified is an ideal choice for supplementing your native soil with pure, rapidly absorbable forms of calcium and magnesium.Coco coir growers will greatly benefit from the use of Cal-Mag Amplified by providing additional calcium to buffer the...
    $20.99
  • pH & Conductivity Probe Care Kit

    pH & Conductivity Probe Care Kit

    bluelab

    $24.48
    Everything you need to clean, hydrate and calibrate pH probes as well as clean and test conductivity (ppm/EC) probes. The instrument is only as accurate as the probe is clean. Accurate readings simplify crop management and provide improved growth...
    $24.48
  • Recharge 8 oz

    Recharge 8 oz

    Real Growers

    $29.95
    Recharge is our all-in-one, natural growth stimulant powered by our proprietary living soil microbe package. It is intended to be used as a soil amendment to establish colonies of beneficial bacteria in horticultural systems. Natural chelators in...
    $29.95
  • Pure Mycorrhizal Inoculum, Granular, 100 g Single

    Pure Mycorrhizal Inoculum, Granular, 100 g Single

    Xtreme Gardening

    $3.99
    Mykos - Pure, Fresh & Alive: Being beneficial organisms, mycorrhizae live on the roots of plants and form a symbiotic relationship. They then extend microscopic straw-like filaments called "hyphae" into the soil with which they extract, transport,...
    $3.99
  • Advanced pH Up 4L

    Advanced pH Up 4L

    Advanced Nutrients

    $74.80
    pH Up and pH Down — Hit Your pH Sweet Spot Every Time Ask any grower, and they’ll tell you the same thing . . . You can feed your cannabis the best nutrients in the world. But if your root zone can’t absorb them, your investment...
    $74.80
  • GH Amor Si 1qt

    GH Amor Si 1qt

    General Hydroponics

    $18.93
    Armor Si™ is suitable for all types of plants during all stages of growth. It can be used for plants growing in hydroponics, coco coir and all types of media. Use as a growth enhancer with irrigation water, or in addition to your regular...
    $18.93
  • GH Flora Kleen 1qt

    GH Flora Kleen 1qt

    General Hydroponics

    $11.78
    FloraKleen® removes fertilizer residues that can accumulate over time in hydroponic systems, growing media and potting soils. Use FloraKleen® monthly to purge your hydroponic system or potted plants of excess salts that can accumulate as a result...
    $11.78
  • Advanced pH Down 1L

    Advanced pH Down 1L

    $23.60
    pH Up and pH Down — Hit Your pH Sweet Spot Every Time Ask any grower, and they’ll tell you the same thing . . . You can feed your cannabis the best nutrients in the world. But if your root zone can’t absorb them, your investment...
    $23.60
  • Advanced pH Up 500ml

    Advanced pH Up 500ml

    Advanced Nutrients

    $13.00
    pH Up and pH Down — Hit Your pH Sweet Spot Every Time Ask any grower, and they’ll tell you the same thing . . . You can feed your cannabis the best nutrients in the world. But if your root zone can’t absorb them, your investment...
    $13.00
  • Advanced pH Up 1L

    Advanced pH Up 1L

    Advanced Nutrients

    $23.60
    pH Up and pH Down — Hit Your pH Sweet Spot Every Time Ask any grower, and they’ll tell you the same thing . . . You can feed your cannabis the best nutrients in the world. But if your root zone can’t absorb them, your investment...
    $23.60
  • Alchemist Stout MSA 1Qt Alchemist Stout MSA 1Qt

    Alchemist Stout MSA 1Qt

    $23.81
    Monosilicic acid (H4SiO4 aka ortho-silicic acid), the form found in Stout™ MSA, is the most bioavailable form of silicon. Stout™ MSA is immediately available to your plants and is stable over a larger pH range when compared to other silicon...
    $23.81
  • Bluelab pH 7.0 Calibration Solution 500 ml

    Bluelab pH 7.0 Calibration Solution 500 ml

    bluelab

    $11.99
    "pH measuring equipment must be cleaned and calibrated regularly to ensure they are giving the user accurate readings. pH instruments are calibrated to pH 7.0 first (buffer) then to pH 4.0 (slope). Calibration Solution should be stored in a cool place...
    $11.99