By Mary H. Dyer, Master Naturalist and Master Gardener Interest in indoor hydroponic gardens is growing fast, and for good reason. A hydroponic window farm is the answer for urban dwellers without outdoor planting space, and a fascinating hobby that provides fresh, chemical-free vegetables or herbs year round. This article focuses on using an urban window garden for growing hydroponic herbs. Indoor Hydroponic Garden So what is an indoor hydroponic garden anyway? In simple terms, hydroponics is a method of plant cultivation in which the roots attain their nutrients from water instead of soil. The roots are supported in a medium such as gravel, pebbles or clay. The water, which contains plant nutrients and is properly pH balanced, is circulated around the roots by an electric pump system, or by a wicking system. Soil is a difficult, unpredictable medium and plant roots expend a considerable amount of energy gathering nutrients. Because
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