So I decided to try a few automatic watering systems, which differ from smart gardens or self-watering planters, to see if they can make ... this issue by including an anti-siphon valve in the box.
Pop in some box hedge or herbs for texture too ... Walmart's Varden Vertical Garden 36 Self Watering, 6 Row, 36 Plant Wall Mountable Garden Planter is a great buy. 5. Add a water feature Water ...