Making the most out of your hydroponic setup’s logged sensor and control data
If you have a hydroponic crop with a data logging and automated control solution, you probably have a lot of sensor and control data recorded that could be useful to…
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The cricket IoT board: A great way to create simple low-power remote sensing stations for hydroponics
When you monitor variables in a hydroponic plant where more than a few plants exist, it becomes important to be able to deploy a wide array of sensors quickly and…
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Timing irrigations with moisture sensors in hydroponics
After discussing the different types of off-the-shelf sensors for measuring moisture in hydroponics (1,2,3), we are now going to explore the practical use of these sensors to time irrigations within…
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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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Building a DIY control infrastructure for a hydroponic crop: Part one
Controlling an entire hydroponic crop using electronics is not a trivial task. This includes everything from the automated control of things like relative humidity and ambient temperature, to other variables,…
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Controlling pH in hydroponics using only electricity
The ability of plants to assimilate nutrients changes as a function of pH. This makes maintaining the pH of nutrient solutions within an acceptable range – most commonly 5.8 to…
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The best cheap sensor setup for relative humidity in hydroponic automation projects
I have written in the past about humidity in hydroponics, especially how accurately measuring humidity is hard due to problems with the sensors. In my experience during the past 5…
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Creating a robust pH/EC monitor for hydroponics using Atlas probes and an Arduino
A few months ago I talked about how you could build a simple sensor station for your hydroponic projects using an arduino (see here). However this small project used the…
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Five dos and don’ts for automated pH control in hydroponics
The pH is one of the most important variables to control in hydroponic culture as it plays a key role in the availability of different ions and their absorption dynamics.…
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A simple Arduino based sensor monitoring platform for Hydroponics
Last time I posted about automation I talked about how I use an Arduino to automate the monitoring and management of my home hydroponic system. Today I want to talk…
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