An 18-Step Guide to Building a Hydroponic Garden in a Bottle
This hydroponic bottle is the easiest hydroponic garden in this book and a great first step into hydroponics. I love building this system with kids from ages 8 to 18 when I do school visits. There are so many ways to customize the bottle with different paints and decorations, so it's easy to make this garden your own. Read the full article









