Rooftop FarmRiverside Tower, Portland
Downtown Harvest — 12,000 sq ft Rooftop Farm
A barren 1960s office-tower roof became one of the region's largest commercial rooftop farms, supplying the building's restaurant and a 200-member CSA.
- Structural review confirmed the roof could carry a lightweight tray system with zero structural retrofit.
- Installed 240 raised beds, 2 miles of drip line and a 10,000-gallon rainwater catchment.
- First harvest 11 weeks after planting — 40+ crop varieties in year one.
- 12,000 sq ft
- Area
- 40+
- Crops
- 11 wks
- To first harvest



