Edited by Peng Dong Hui etc, Hydroponics Flower (Second edition) is revised on the popular first edition, adds class of edible flowers, hydroponic technology, practical information, and new pictures. The book has two parts: basics and cultivation conservation. Basics is about the characteristics of the hydroponic flowers, purchase, production and conservation methods, in particular an increase number of pest control methods and method of environmentally friendly cultivation encountered by hydroponic enthusiasts. Cultivation conservation by a combination of combine pictures and text to explain the characteristics of 91 kinds of hydroponic flowers, ecological habits hydroponic management, frequently asked questions, and placed the application. In particular, the book uses distribution map on the production and conservation methods of hydroponic flowers, step-by-step to provide a convenient and practical pest control and pest control agent production methods, frequently asked questions to be answered on hydroponics, very convenient and practical for the readers.