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Americana 12 x 12 - World of Greenhouses - 1
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Americana 12x12 greenhouse, silver frame with clear polycarbonate panels, studio cutout
Americana 12x12 greenhouse in a lush garden with plants on wooden base
Americana 12x12 greenhouse, alternate exterior angle
Americana 12 x 12 - World of Greenhouses - 1
Americana 12 x 12 - World of Greenhouses - 2
Americana 12 x 12 - World of Greenhouses - 3
Americana 12 x 12 - World of Greenhouses - 4
Americana 12 x 12 - World of Greenhouses - 5
Americana 12 x 12 - World of Greenhouses - 6
Americana 12 x 12 - World of Greenhouses - 7
Americana 12x12 greenhouse, silver frame with clear polycarbonate panels, studio cutout
Americana 12x12 greenhouse in a lush garden with plants on wooden base
Americana 12x12 greenhouse, alternate exterior angle

Americana 12' x 12' Greenhouse by Canopia

  • $ 3,492.95
  • $ 4,199.00

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Enjoy modern gardening with a classic barn-shape style in a large semi-professional greenhouse. The Americana 12' x 12' hobby greenhouse gives enthusiast gardeners the room and growing conditions for a rich yield, thanks to its XL dimensions. It features virtually unbreakable polycarbonate panels and a strong, rust-resistant, reinforced aluminum frame for long-lasting durability, along with an all-around galvanized metal base for structural support and alignment. Whether you're extending your growing season or looking for a spot to unwind, the Americana 12' x 12' answers the need.

Free Shipping — call or text us at 732-806-7959 with any questions.

  • Classic barn-shape style semi-professional greenhouse
  • Virtually unbreakable polycarbonate panels — 4mm twin-wall roof blocks up to 99.9% of harmful UV rays; crystal-clear panels provide over 90% light transmission
  • Strong, rust-resistant, reinforced double-wall aluminum frame
  • All-around galvanized metal base for structural support and alignment
  • Includes anchoring kit, threshold ramp, roof vents, and lockable wide double doors
  • Roof vents for plenty of ventilation and air circulation
  • Easy assembly: step-by-step instructions, uniform profiles and panels that fit every wall, no separate glazing locking parts needed, maintenance-free materials throughout
  • 5-Year Limited Warranty from Palram

  • Size: 12' x 12'
  • Headroom: 263 cm / 103.5"
  • Wind resistance: up to 56 mph (90 km/h)
  • Includes two adjustable roof vents

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Buying a Palram/Canopia greenhouse for a school, growing program, or your own backyard?

Palram/Canopia's rust-free aluminum frames and UV-protected polycarbonate panels hold up to years of student and community use with minimal upkeep. As a longtime dealer, we handle PO ordering, sizing, and site planning — for institutions and backyards alike.

See how we work with schools, landscapers & homeowners →

Americana 12' x 12' Greenhouse by Canopia

$ 3,492.95

Americana 12' x 12' Greenhouse FAQ — Everything You Need to Know

How much headroom does the Americana have?

103.5" (263 cm) at the peak — plenty of room to stand and work comfortably.

What's the wind rating?

Rated for winds up to 56 mph (90 km/h) when used with the included anchoring kit.

Does it come with a base or foundation?

Yes — an all-around galvanized steel base is included for structural support and alignment, along with an anchoring kit and threshold ramp.

How many roof vents does it have?

Two adjustable roof vents for ventilation and air circulation.

How long does assembly take?

About a day, with step-by-step instructions and uniform profiles that fit every wall — no separate glazing locking parts needed.

What warranty does it come with?

A 5-year limited warranty from Palram.

Who makes the Americana 12' x 12' Greenhouse?

The Americana 12' x 12' Greenhouse is made by Canopia, the outdoor-structures brand of Palram. Palram has manufactured polycarbonate and thermoplastic building products since 1963 — over 60 years — with production facilities across Israel, the U.S., England, Germany, China, and Russia. Their hobby greenhouse line is engineered for durability and easy DIY assembly.

What if I have more questions?

Call or text us at 732-806-7959.

Product specifications