Nutrient solution changes as plants grow. Plants take up water faster than nutrients, so the solution becomes more concentrated, and the pH moves away from where you set it. Why it changesAs roots absorb water, what remains becomes stronger in nutrients. Plants also...
To test and adjust the pH of your nutrient solution, measure it with a meter or test kit, add pH up or pH down a little at a time, mix well, and test again. Repeat until the reading is in the range your plants need. Step 1: Mix the solutionAdd the nutrient to fresh...
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Practical articles on hydroponic systems, nutrients and growing specific plants, written for beginners and home growers.
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