This video shows how to build a plant tower with recycled PET bottles.

It is a good solution if you don’t have much space but want to grow some veggies, fruit and herbs.

The author, Willem Van Cotthem, is a honorary professor of Botany at the University of Ghent in Belgium and specialized in growing plants in desert zones with a minimum use of water and fertilizer.

Building a plant tower with PET bottles:

And this is the result: