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18' Growing Dome Greenhouse Kit


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Multi-wall (16 mm)
Twin-Wall (8 mm)

Pickup available at Pagosa Springs Facility

Usually ready in 5+ days

18' Growing Dome Greenhouse Kit

Multi-wall (16 mm)

What's Included
Owner Supplied Items
Featured Domes

The 18-foot diameter Growing Dome geodesic greenhouse kit is a wonderful way for small families to enjoy a healthy, sustainable lifestyle. 

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This kit is an ideal size for producing organic fruits and vegetables for your family of 3-4. It has a small footprint and is also great for urban gardening.  All of our greenhouse kits are available with optional weather upgrades for desert climates and windy environments. 

At 255sq.ft. with a height of 10ft. 8in., it has 80 more square feet than our smallest greenhouse kit, the 15-foot diameter Growing Dome. 

Our next biggest size is the 22-foot diameter Growing Dome which has a total of 380 square feet of greenhouse gardening space!  Learn about how our friend Andrew Trujillo makes the most out of his 18′ Growing Dome to supply food for his wife and three young kids while also volunteering at the Pine River Garden Club.


  • 18ft. approx. diameter
  • 255sq.ft. floor area
  • 10ft. 8in. center height
  • Crate weight range 1875-2180lbs

Common Uses of our 18-foot Growing Dome Greenhouse


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What's Included

Included with the 18-Foot Growing Dome Greenhouse Kit:


Options available for the 18-Foot Growing Dome Greenhouse Kit at an additional cost:




Owner Supplied Items

What Else Do You Need For Your 18-Foot Greenhouse Kit?

A few items you will need for your 18-Foot Gowing Dome are bulky and costly to ship, and easily available at your local building supply store. These Owner Supplied Items are not included in the greenhouse kit to lower your overall investment to build your 18-Foot Greenhouse Dome.

The estimated cost of the 18-Foot Growing Dome Owner Supplied Items is +$1,530.  Actual expenses will vary depending on location, foundation type, and price changes in raw materials.

See more about owner supplied items.


Your Growing Dome 18-Foot Greenhouse Kit is ready for assembly by you, a contractor, or our Growing Spaces crew.

Growing Spaces offers three different greenhouse installation options for your 18-Foot your Growing Dome:

  • Owner Self-Install
  • Supervisor Only
  • Full Crew Installation


See more about our greenhouse installation options.


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