“They’re so abundant and they’re so good,” says Morton, a regenerative gardener who pops out once a week to forage bits for dinner. Conservation groups advise foragers to take only small quantities, avoid rare species and leave enough for wildlife to consume. John Rensten, a foraging teacher and author of The Edible City: A Year of Wild Food, says foraging can be a biodiversity booster. View image in fullscreen Angus Morton picking wild chamomile, also known as pineappleweed. The benefits can go beyond simply changing attitudes, says Mallika Sardeshpande, an ecologist at the Swedish University of Agricultural Science who has studied urban foraging in South African cities.