How in simple terms does a constructed reed bed system work?What plants are used ?

Question

What plants are used and what toxins etc do they take up and how do they clean the soil, water etc??

Answer 1

the roots hold bacteria that can breakdown sewage. Generally reeds suitable for the local environment are used.

see Centre for Alternative Technology for different designs & info sheets www.cat.org.uk, plus compost toilets & other sewage treatment systems.

best of all give them a visit