• Buy Hydroponics


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      Hydroponic Products

       

      Here at JR PETERS, we love hydroponics. Why? Because it gets down to the nitty gritty of plant nutrition - what we do BEST! Our products are of the highest quality and purity --head and tails above the "other" guys out there.  For a true hydroponic system, our products are by far superior and will deliver the best quality plant growth no matter what you are growing. 

       

      Our line of hydroponic fertilizers offers some traditional formulas as well as some newly reformulated blending technology. You cannot find this innovation anywhere but at JR PETERS and we are committed to bringing the best quality fertilizer for your home, hobby or professional use. 
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      United States and Canada only.  Sorry, but we are unable to process international orders at this time.

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      Traditional Hydroponic Fertilizer Systems

      Jack’s Professional 5-12-26 Hydroponic

      This formula was designed as a base foundation for hydroponic growing. It can be manipulated in such a manner as to provide virtually any combination of nutrient levels desired, providing the highest availability to plants, due primarily to Jack’s has proven ability to remain in true solution over long periods of time. Should be used in combination with calcium nitrate in a two-part system.

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        1 lb

      -  $6.00
        5 lbs -  $25.00
        25 lbs -  $35.00
      Jack’s Professional 16-4-17 Hydro Herb FeED

      An innovative formula that provides all the macro, secondary and micronutrients in a one-part system. Designed specially for hydroponically grown herbs (basil, cilantro, chives, parsley etc.), as well as, lettuce and most vegetables. Includes our proprietary blend of iron chelates that keeps iron available even as the pH varies up to a high of 8.0. Also contains a significant level of soluble calcium and magnesium, for an all-around plant nutrition.    
        1 lb

      -  $6.00
        5 lbs -  $25.00
        25 lbs -  $35.00
      Jack’s Professional 16-4-20 Orchid Well Water
      Our Well-Water formula takes in to consideration the types of nutrients typically found in well water and matches them with a balanced forms of nutrients for optimum plant uptake. Also contains micro nutrients and Ca:Mg in a ratio that will enhance plant growth.
        5 lbs -  $25.00
        25 lbs -  $35.00
       
      Jack’s Professional 15-0-0 Calcium Nitrate
      High quality and extremely soluble form of Calcium that is easy to take up by plant roots in a hydroponic environment. This product is used to supplement calcium (18%) and nitrate nitrogen with no micronutrients added. It can be used to raise media pH and to reduce ammonium, sodium and high micronutrient levels. 
        1 lb

      -  $6.00
        5 lbs -  $25.00
        25 lbs -  $35.00
      Jack’s Professional 12-3-15 Orchid RO Water
      Designed for the true hobbyist grower using a reverse osmosis water system. This formula will enhance your overall plant quality by delivering a complete line of soluble nutrients back to your plants in forms that are superior for uptake by the roots. Formula contains a high Ca:Mg ratio and will tend to raise your pH over time. In addition this formula is very hydroscopic and will tend to take on water from the air. Special steps should be taken to store it in a well controlled environment.
        5 lbs -  $25.00
        25 lbs -  $35.00

      Blossom Booster Formulations


      Good to stimulate plant flowering and big blossoms

      Jack’s Professional 5-50-18 Variegated Violet Special
      This formula was recently re-introduced from the popular formula from the 1960’s. Dramatic N:P:K ratio stimulates the plant to bloom and remain in the reproductive state to produce large, bright and dense blooms. Should be used in alternation with a vegetative state formula like the Hydro-Herb or RO formulas to reduce overall plant stretch.
        1 lb

      -  $8.00
        5 lbs -  $21.00
        25 lbs -  $35.00
       
      Jack’s Classic 10-30-20 Blossom Booster
      This formula was recently re-introduced from the popular formula from the 1950’s. Dramatic N:P:K ratio stimulates the plant to bloom and remain in the reproductive state to produce healthy big and dense blooms. Should be used in alternation with a vegetative state formula like the Hydro-Herb or RO formulas to reduce overall plant stretch.
        8oz

      -  $4.99
        1.5 lbs -  $19.50
        4 lbs -  $29.50
        10 lbs - $34.99
        25 lbs - $40.00

      High Quality Supplements


      Good for any hydroponic growing system.

      Jack’s Professional Mix of Soluble Traces (MOST)
      A full package of micronutrients required for successful plant uptake. Fully soluble and mixable with fertilizers not containing calcium.
        1 lb

      -  $10.00
        5 lbs -  $23.00
        25 lbs -  $40.00
       

      Products To Raise Or Lower pH

      Jack’s Hydroponic formulas are heavily buffered to produce an ideal working solution pH of between 6.00 and 6.50, but under unusual circumstances, it may be necessary to adjust the solution pH up or down with the use of mineral or organic acid complexes. You should consider your water quality when choosing amount of each product to use for pH change.

      Citric Acid
      Organic Acid designed to effectively lower solution pH
        1 lb

      -  $9.50
        5 lbs -  $25.00
        25 lbs -  $64.75
       
      pH Adjuster
      Proprietary blend of ingredients to increase solution pH, as well as, add back some buffering capacity to pure water sources.
        1.5 lb

      -  $10.00
        5 lbs -  $18.00
        25 lbs -  $45.00