Greenhouse kit prices checked November 12, 2026 →Prices checked Nov 12, 2026 →How we score

Compare greenhouse kits

Pick up to three kits. Best value right now: Palram Essence 8x12, $1,899 for a 9.0/10 kit.

Choose up to 3 kits (3/3)
Selected greenhouse kits compared
GreenhousePalram Glory 8x129.5/10Best valuePalram Essence 8x129.0/10Palram Mythos 6x88.9/10
PhotoPalram-Canopia Glory 8x12 greenhouse kit, product photo from Palram-CanopiaPalram-Canopia Essence 8x12 greenhouse kit, product photo from Palram-CanopiaPalram-Canopia Mythos 6x8 greenhouse kit, product photo from Palram-Canopia
Price$4,349$1,899$889
Size8' x 12' · 95.6 sq ft8' x 12' · 95.4 sq ft6' x 8' · 49.1 sq ft
Price per sq ft$45.49/sq ft$19.91/sq ft$18.11/sq ft
Panels10 mm polycarbonate4 mm polycarbonate4 mm polycarbonate
Glazing detail10 mm twin-wall polycarbonate on the roof and all walls4 mm twin-wall polycarbonate on the roof and all walls4 mm twin-wall polycarbonate on the roof and all walls
FrameAluminumAluminumAluminum
Peak height8'10" peak7'7" peak6'10" peak
DoorHeavy-duty lockable door, 31.7 in wide, with threshold rampLockable hinged double doors, 75 in high x 47 in wide, with a low threshold ramp (Canopia)Single hinged door, lockable handle, magnetic catch
Snow load20 lb/ft²15 lb/ft²15.4 lb/ft²
Wind rating60 mph56 mph56 mph
VentilationTwo roof vents with automatic openers plus a side louver windowTwo manually adjustable roof ventsOne adjustable roof vent
BaseBase includedBase includedBase included
Warranty10-year5-year5-year
AvailabilityAvailable to order onlineAvailable to order onlineAvailable to order online
Sold byPlanet GreenhousePlanet GreenhousePlanet Greenhouse
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✓ marks the best figure among the kits you picked. "Not stated" means the maker or dealer doesn't publish it. Prices checked November 12, 2026. How we score · The full ranking · Head-to-heads

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Every price was read on November 12, 2026 on the maker's or dealer's own page.

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Eight criteria, the same for every kit. What isn't published scores low.

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