Planting street trees wherever we can: our i-Tree Eco Survey shows we need to increase tree canopy cover in Lewes from 11.5% to 20% to improve our environment! Friends of Lewes Trees Committee: planting street trees and hedgerows in Lewes for their biodiversity and ecosystem values. Lewes is recognised by ArbNet as an arboretum town! The society's objectives are to stimulate public interest in the beauty, history and character of the town of Lewes and its surrounding area; to organise concerted action for protecting and enhancing the townscape of Lewes and the architectural, visual and historic interest of Lewes and the surrounding area and for preserving free access to the latter; and to co-operate with kindred societies. It