For most beginners, a container garden is the place to start.
Green Roof Guide — Ecogardens
Get to Know the Garden's Green Roof - Brooklyn Botanic Garden
Hugh Garner Coop Green Roof, Cabbagetown – Toronto Gardens
Rooftop Gardening Guide For Greenpointers With Green Thumbs - Greenpointers
Green Roof Guide — Ecogardens
Rooftop Garden at AccessPoint on Danforth
Rooftop Gardening Guide For Greenpointers With Green Thumbs - Greenpointers
Green Thumb Awards
Roof top Blends
Green Roof Guide — Ecogardens
Wildflowers: Planting Living Roofs for Native Pollinators
annie – Eagle Street Rooftop Farm
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8 Commercial Urban Farms in NYC