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    Hydrogen Peroxide into reservoir

    As the title states, is anyone practicing this?

    I am thinking about giving it a go in my autopot systems. I use a 55 gallon barrel for Bloom and a 25 gallon Barrel for Veg

    https://www.greenandvibrant.com/hydr...de-hydroponics
    ​​​​​How Peroxide Works In A Hydroponic System


    Generally, hydrogen peroxide is added in small quantities to the central reservoir in your hydroponic system. Once added, here is how it works, in simple words:

    1. The molecules break down slowly into water and a single Oxygen atom, a free radical.
    2. This free radical is a very volatile agent, which can react in multiple ways.
    3. If it comes into contact with an organic cell, like a bacteria or virus, it damages and destroys it.
    4. If it comes in contact with another oxygen atom, it forms an O2 molecule.
    5. This molecule is healthy essential for the plant roots.
    6. The whole peroxide molecule also reacts with any free chlorine in water to form O2 and hydrogen chloride.

    Main Advantages of Hydrogen Peroxide for Plants


    In short, the main advantages of using peroxide in your hydroponics system are:
    • Kills bacteria and viruses, keeps pests away
    • Helps fight root rot and fungi
    • Improves oxygen content in water
    • Stimulates root growth and nutrient uptake
    • Removes chlorine from water
    • Boosts overall plant growth and health

    Which Type of Hydrogen Peroxide Is Best




    This is a very important question since hydrogen peroxide is commonly available to us in several different forms.

    The easiest and probably safest option to handle is diluted hydrogen peroxide solution. It is easily available in drugstores, grocery shops, and supermarkets.

    This solution is commonly used for topical application and disinfecting surfaces and tools. It is available in 3%, 5% and 8% strength solutions.

    But this may not necessarily be the best solution, for one main reason.

    You see, we already mentioned that hydrogen peroxide is a very unstable solution, with a tendency to break down. When diluted to a 3% or 5% solution, manufacturers have to add compounds to keep the solution stable.

    ​​​​​​How much hydrogen peroxide in hydroponics


    You should never add a concentrated hydrogen peroxide solution directly to your reservoir. Always reduce the concentration first by mixing one part of the 35% concentrate with eleven parts of water.

    So if you take one ounce of food grade peroxide, mix it with eleven ounces of water to get a 3% solution. Always use fresh distilled water if possible for best results.

    The recommended amount of 3% solution of peroxide per gallon of water in hydroponics is around 3ml per liter or 2-3 teaspoons per gallon of reservoir water. Please note that we are talking about the diluted solution, NOT the 35% concentrated peroxide.

    Just to be safe, when you start the dosage, add a little less than the quantity mentioned above. Your local hydroponics store may have diluted solutions and proper charts and instructions for mixing the stuff.

    Each dose should last for around four days. When mixing nutrient solutions, it is best to add the peroxide to one half, and the nutrient to the other and then mix them.
    Last edited by Takashi; 04-07-2020, 10:09 AM.
    Bloom Room
    16x10
    2 - 600 Watt HPS
    1 - 630 Watt Loriflux LED
    Autopot XL System
    Advanced Nutrients
    Coco/Perlite 70/30

    Veg Room
    10x7
    2 - Electric Sky 300 V2
    Autopot XL System
    Floralex Nutrients
    Coco/Perlight 70/30


    Current Strain is Citral Glue

    #2
    I'd suggest hydrogen peroxide only if you are running a sterile system.
    it kills everything, not just the pathogens. Beneficial bacteria work to make various micronutes available to the plants...they get killed too. It also doesn't kill 100% and often leaves more bad bacteria alive than it does good ones...and the rot never really goes away. I used to have these recurring root rot issues....made me crazy.

    I've read different sources that say the oxygenating effect only lasts from 30 minutes to a max of 4 days. My experience says definitely faster than 4 days. If you're doing it for the oxygen, an air pump is way more cost effective and less work over the long run, and won't kill your beneficial bacteria.

    I use Hydroguard in my system. It kills the bad bacteria by replacing it with good bacteria. Been using it 3 years now and haven't had root rot since. I also saw my yields go up due to healthier plants. There are several similar products on the market, but hydroguard is the only one I have experience with. The peace of mind it gives me is priceless.

    In my experience, H2o2 is an emergency band aid at best, but hey...if it's all ya got, I'm not knocking what it can do, just saying there's "? Better? Choices out there..




    Comment


      #3
      I agree, do not use any hydrogen peroxide at all if You are using any of the 'beneficial' bacteria or any of the organic compost teas as the H2O2 will kill it off. I only use the H2O2 when (or if) there is an actual problem with the roots, I do use a small amount (1.5 ml/gal) of GH FloraShield as a preventative for algae blooms. When a problem gets out of hand, I use four ounces of H2O2 per six gallon reservoir to kill off the algae, usually in only two doses.
      Smoke weed,.....grow peace!

      Comment


        #4
        i was using it in a recirculation system...
        it usually lasts about 24 hrs before the H2O2 has rebalanced to 2x H2O and O2.

        yes, it will oxygenate the water, until the H2O2 is gone.
        yes, it'll kill organic material,
        yes, it'll (temporarily) solve the issue of root rot.

        those roots affected, can grow new strands that arn't affected, but the brown stays (usually) on the old roots

        I've found... if you need to add H2O2 to the water system, either you're cleaning it out (sterilisation of system) or killing something bad that established itself.

        prevention: dissolve more O2 in water (add another air stone), and mind the water temp.

        i stopped using it when i started using seaweed and fulvic acid in my water... beneficial organics that would be destroyed, and cluter up the system, by using H2O2.

        if you do a sterile grow, sure you can use it as directed for oxygenation.

        FDP
        GreenQube 1.5m x 3.0m x 2.2m tent
        2x CDMH 315W lights
        870m3/hr fan
        8 x 42L DIY DWC buckets, 2 airstones each

        Comment

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