Factors limiting the life of a recirculating hydroponic nutrient solution
Hydroponic systems that use recirculating nutrient solutions can be more efficient in terms of water and nutrient usage. However, despite how good the management of a solution is, there are…
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Preparing your own low cost A+B generic hydroponic nutrients at a small scale from raw salts
In a recent post about the cost of custom hydroponic nutrients, I talked about the cost of preparing nutrients equivalent to those of a commonly used brand (general hydroponics Flora…
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How to correctly prepare dilutions from concentrated solutions in hydroponics
Accurately preparing dilutions of concentrated nutrients is no trivial task. For example, if you want to prepare a 10 gallon solution at “2mL per gallon” of a hydroponic nutrient, ensuring…
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The cost of reproducing the label of a commercial hydroponic fertilizer with raw salts at a small scale
Creating your own hydroponic nutrients can dramatically change the amount of money you spend in fertilizers per crop cycle. Commercial pre-blended hydroponics nutrients carry significantly high margins, so making your…
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Starting a youtube channel to teach chemistry related hydroponic skills
The ScienceInHydroponics blog has been a great place to share my knowledge and experience in hydroponics during the last 11 years. However, the world has changed a lot since then…
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Hardware for building a wifi-connected DIY monitoring/control system for a hydroponic crop
Success in hydroponic systems can be increased by having adequate control over a wide array of different variables. Having automated monitoring and control will mean faster reaction times and provide…
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Nutrient problems and foliar sprays
Nutrient related issues are common in hydroponic crops. They can happen due to a large variety of issues, including pH drifting, EC drifting, lack of proper nutrient ratios, humidity issues,…
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Five things to consider when trying to copy commercial hydroponic nutrients
There are hundreds of different formulated hydroponic fertilizers out there and most of them are very expensive. Due to these very high costs, growers will often want to copy a…
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Five things you can learn from leaf tissue analysis
Lab results are incredibly useful in hydroponics, as they give us a quantitative view of what’s going on within our crops. From the potential array of analysis that can be…
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What is the ideal amount of media per plant in hydroponics?
When designing a hydroponic crop, the amount of media is a crucial variable to consider as it will determine a lot of the capital costs involved as well as play…
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