Put your plant on water in a glass jar! You knew that plants need water to live, but did you also know that some plants can grow completely on water? All potting soil is then rinsed off the roots, so you can see very well how the roots develop under water. The beautiful roots grow in the water and can fill the entire pot or vase. Growing plants on water is called hydroponics and you have probably already done it yourself, for example when you have grown cuttings on water.
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