Fruit and nut trees are the upper level, while below are berry shrubs, edible perennials and annuals.

FORBES: Written by Matt Hickman

It specializes in so-called nonrow agricultural chemicals--herbicides and pesticides for fruit and nut trees instead of crops like corn grown in rows.

FORBES: Chemical Balance

"We have identified unloved and derelict bits of the town, planted fruit and nut trees and trained the people living nearby how to look after them, " says Hopkins.

CNN: The towns taking control of their future