Bill Lundgren of Portland spreads mulch in his backyard garden.

Lundgren shows off fresh picked radicchio. The Portland resident starts his seedlings in a grow room he built in his cellar.

Lundgren picks snap peas. Part of his garden protrudes into a neighbor's yard so he's happy to share his produce.

Lundgren sifts through mulch before spreading it in his backyard garden. He's used raised beds to get the most out of his small outdoor space.

Maureen Costello stands in her Portland greenhouse that contains 14 different kinds of tomatoes.

Flowering tomato plants in the greenhouse behind Costello's Portland home. She also has a large garden in her yard.

Costello grows many different kinds of plants, shrubs and fruit trees in her garden.

Costello enjoys removing the unwanted weeds in her massive organic garden behind her Portland home.