Hydroponics for Houseplants: An Indoor Gardener's Guide to Growing Without Soil Choose a container, fill it with water, sit back and watch your plant grow! This book is the answer for anyone who is afraid of the mess and dirt of houseplants. Learn to grow plants indoors without the hassle and with nothing but water. This guide teaches the basics of hydroculture and shows you how to use time-tested methods in your own home. With detailed explanations about everything you need to grow plants in water, this book is accessible to even the most novice indoor water gardener.