Planta Greenhouses

Sigma 20 (Gen III)

Sigma 20 (Gen III)

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Regular price $4,050.00 USD
Regular price $4,350.00 USD Sale price $4,050.00 USD
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The Planta Sigma 20 (Gen III) is an urban gardener's dream come true. The quality heat-capturing materials allow for 3 or 4 season gardening, meaning you'll be able to harvest delicious fruits and vegetables beyond the outdoor growing season. Additionally, the rounded design is incredibly spacious, giving you the room to make the most out of your backyard garden.

Exact size: 118.1 x 83.9 x 237 inches

Feel confident knowing that the rust-resistant galvanized pipe frame is tough enough to withstand a variety of severe weather conditions – keeping your garden safe and sound throughout the year.

The greenhouse comes with:

  • two doors
  • two manual windows
  • the option to install multiple windows.

The Sigma 20 (Gen III) greenhouse is extremely pleasant to work in throughout the day due to the end-to-end airflow and the distinctive 7' (2.13-metre) roof height.

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  • Extendable up to 100ft

About Planta Greenhouses

Planta Greenhouses has combined innovative engineering with practical design to develop some of the strongest and most versatile greenhouses available. 

The heavy-duty galvanized steel frames and durable polycarbonate panels mean Planta Greenhouses are capable of withstanding one of the highest wind and snow loads of any residential greenhouse kit on the market. 

Finally, with key features such as extendable length and customizable design, Planta Greenhouses are truly a one-of-a-kind solution for your backyard gardening needs.

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