In the past decade, the increase in affordable and available devices that monitor plant growth has seen a rise in the number of indoor gardeners as well as healthy plants with optimized growth trends. This book serves as a guide to the plant-enriching methods that can be used with such devices, with a focus on the role of mastering carbon dioxide enrichment. Topics explored in this book include the detection, measurement, and regulation of CO2 and optimal methods of enriching plant growth using complementary cultivation techniques such as ventilation, temperature and RH regulation, CO2 enrichment, as well as a classification of plants along with their growth characteristics.