ground cover for sewage leach bed

Question

What is the best ground cover for very wet soil, especially over a sewage leach bed? We need a low growing ground cover that has a shallow root system for a leach bed from sewage/drainage leach bed.

Answer 1

Here is an extension article that details the trees, shrubs and ground covers that are tolerant of wet sites:
https://extension.psu.edu/plants/gardening/fact-sheets/trees-shrubs/trees-shrubs-and-groundcovers-tolerant-of-wet-sites