Book presents scientific information that hobbyists can use to set up and maintain successful planted freshwater aquaria. Book contains practical tips using a question-and-answer format in boxes scattered throughout the text. Hobbyists learn how to keep a healthy and inexpensive aquarium. Although the author prefers ?low-tech? methods, she lays out the science that underlies all methods. The author shows that hobbyists can create thriving planted freshwater tanks WITHOUT CO2 injection, fertilizers, expensive lighting fixtures, and other high-tech gadgets.