Walls of carefully spaced herb and lettuce plants rise to the ceiling of a massive greenhouse. Inside Eden Green Technology’s 62,000 square foot vertical greenhouse, over 340,000 plants are stacked 18 ...

Grow vining crops on trellises. Peas, melons, pole beans, and cucumbers will all grow up fences, arbors, and other trellises.

In addition to lettuce, the company grows the 10 most ... to compare the energy efficiency of conventional and vertical greenhouse farming, but Ahamed said it’s more complicated than that.