Recent Posts by admin

Disinfecting your Hydroponic Solution with Hypochlorite

As I talked about in a previous post, the disinfection problem in hydroponics is very important as many pathogenic microorganisms as well as algae develop through the course of any hydroponic gardening attempt. Hydrogen peroxide, as I said earlier, is a very good disinfectant with incredible properties but most of the time it is not…
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Preparing Hydroponics Nutrient Solutions, From Concentrations to Weights

In a previous post, I explained how concentrations are given in hydroponic gardening and what they actually mean. For example, I exemplified that 200 ppm of N equals a solution which contains 200 mg per liter of nitrogen although the form in which nitrogen is present is not described by the concentration data. In this…
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Describing Concentration in Hydroponics

Most amateur growers, both hobby and commercial, who do not have a chemical knowledge background are most of the time stunned by the amount of chemistry involved in hydroponic cultivation. One of the things that proves to be the most difficult for this new comers is the understanding and description of nutrient concentrations.Concentration, to start,…
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Nitrogen Fertilization in Hydroponics

It is a common mistake in hydroponic gardening to assume that the chemical forms of nitrogen that can be used in hydroponics are the same that can be used in regular soil gardening. Don't get me wrong, plants in soil and plants in hydroponic media use the exact same chemical forms of nitrogen as nutrients,…
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Rooting Cuttings Naturally

When gardening, it is sometimes most convenient not to start a plant from seed but to start it from a cutting from another plant. Most of the time, the science of starting cuttings involves the use of root growth hormones and other chemicals which can prove hard to get in some regions of the world…
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An Organic, Natural Insecticide for your Garden

Few people have been able to experience the joy of gardening without encountering the nasty problem of insects. Every year, many gardens suffer from the amazing attacks of these small creatures that turn beautiful plant spaces into infested focuses of insect populations.Up until now, most chemical solutions have acted on insects quiet effectively. In fact,…
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FAQ – controlling, adjusting and knowing pH in Hydroponic Gardening

Even though there has been great effort by many people to show hydroponic growing as something that can be done by anyone with little knowledge, it has come to my attention that many novice and commercial gardeners fail because of their inability to properly interpret the chemical phenomena around them. One of the variables that…
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A Natural, Organic Fungicide you can make !

Amongst all the problems faced by hydroponic and soil gardeners, fungus problems remain one of the most challenging. Fungal diseases tend to start rapidly and quickly wipe out entire sections of plants, leaving the grower wondering what happened or if anything could have been done to prevent it.Sadly, most commercially available fungicides are very toxic…
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What are Hydroponic nutrients ? The nature of nutrient salts

When researchers first started to study how plants grow and what plants exactly need to develop, they found out that plant needs are very different from our own. We, as humans, need minerals, vitamins, carbohydrates, proteins and fats amongst other substances. However, plants seemed to require a small assortment of inorganic substances from which they…
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Keeping the pH of your hydroponic nutrient solution stable

A nightmare for many growers inside the hydroponic industry is the fact that pH adjustments need to be made every now and then to nutrient solutions. In fact, people often adjust the pH of their nutrient solutions several times a week in an effort to keep the values close to those considered ideal. However, most…
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