Palram-Canopia Glory 8x12
$4,349· Nov 12, 2026
Highest score in our formula.
6 kits · Overall weights
Best 8x12 greenhouse kits
The classic hobby size, about 96 sq ft. Six 8x12-class kits from $1,899 to $6,999, in formula order.
Photo: Andrus Lukas / UnsplashTop picks
If you only read one thing
8x12 is the classic hobby size: about 96 sq ft, two benches and a path, small enough for a suburban yard, big enough that you won't outgrow it in a year. We compared six 8x12-class kits from $1,899 to $6,999.
The Palram Glory is the best built, with 10 mm panels and everything in the box. The Palram Essence is the one most people should buy: twin-wall panels all round and wide double doors for $1,899. Want glass? The Scandiglas is the luxury pick.
Palram-Canopia Essence 8x12
$1,899· Nov 12, 2026
Lowest price in the top half of this ranking: $1,899 for 95.4 sq ft.
Palram-Canopia Snap & Grow 8x12
$2,249· Nov 12, 2026
8'6" at the peak, the tallest of the rest of this list.
The ranking
6 kits, in order
Order set by the overall weights; each kit keeps its one overall score.
9.5/10Excellent
Best for gardeners who want one kit to handle cold nights, real snow and a tall grower, without a single upgrade to buy.
8' x 12' · 95.6 sq ft10 mm polycarbonateSnow: 20 lb/ft²8'10" peakWarranty: 10-year
- 10 mm twin-wall polycarbonate on the roof and all walls: the best insulation on our list
- 8 ft 10 in at the peak and a 75 in eave, so you stand up straight even at the sides
- Two roof vents with automatic openers plus a side louver: summer heat handles itself
The catch: At $45 per square foot it costs more than twice the YourGreenhouses Polycarbonate per square foot, and its 20 lb/ft² snow rating is below the 32 to 38 lb/ft² the YourGreenhouses tunnels publish.
$4,349 at Planet Greenhouse · checked November 12, 2026
9.0/10Excellent
Best for first-time buyers who want a proper walk-in 8x12 with twin-wall panels for under $2,000.
8' x 12' · 95.4 sq ft4 mm polycarbonateSnow: 15 lb/ft²7'7" peakWarranty: 5-year
- $1,899 for a 95 sq ft walk-in kit with twin-wall panels all round
- Double doors, 75 in high by 47 in wide, with a ramp for wheelbarrows and wheelchairs
- Two manually adjustable roof vents
The catch: Its 15 lb/ft² snow rating and 56 mph wind rating are fine for mild winters, not for heavy snow country. The warranty is five years.
$1,899 at Planet Greenhouse · checked November 12, 2026
8.7/10Very good
Best for gardeners who want a bright 8x12 with a green frame and two vents, mostly for the growing season.
8' x 12' · 96 sq ft4 mm roof, 0.8 mm wallsSnow: 15 lb/ft²7'7" peakWarranty: 5-year
- Green powder-coated frame that blends into a garden
- Clear walls for light and a view
- Two adjustable roof vents
The catch: At $2,499 it costs $600 more than the Essence, which has twin-wall panels on the walls too. The dealer's own figures disagree a little: 15 lb/ft² and 55 mph in the spec table, 16 lb/ft² and 60 mph in the feature list.
$2,499 at Planet Greenhouse · checked November 12, 2026
8.5/10Very good
Best for gardeners who want a real glass greenhouse that stands up to strong wind and lasts.
7'9" x 12'7" · 97 sq ftTempered glassSnow: Not stated7'8" peakWarranty: 12-year
- Tempered safety glass, up to 95% light transmission
- 115 mph wind rating, the highest on our list
- 12-year structural warranty and 30-day money-back guarantee
The catch: About $72 per square foot even at the Black Friday price, no published snow load, and glass holds less heat than 6 to 10 mm twin-wall polycarbonate.
$6,999 at YourGreenhouses (listed $11,699) · checked November 12, 2026
8.4/10Good
Best for tall gardeners who grow from spring to fall and want lots of light and headroom.
8' x 12' · 100 sq ft0.8 mm polycarbonateSnow: 15.4 lb/ft²8'6" peakWarranty: 5-year
- 8 ft 6 in at the peak and 63.4 in sidewalls: second only to the Glory for headroom
- Over 90% light transmission
- Extra-wide double doors, 45.7 in by 78.7 in, low threshold
The catch: The 0.8 mm crystal-clear panels are single-layer, so it is a season extender more than a winter greenhouse. No base is listed; Palram's anchor kit was $129 extra at Planet Greenhouse.
$2,249 at Planet Greenhouse · checked November 12, 2026
7.6/10Fair
Best for gardeners who love a resin-framed, barn-shaped greenhouse and will pour a proper foundation.
8'9" x 12'8" · 110.8 sq ft4 mm roof, 6 mm wallsSnow: Not stated7'10" peakWarranty: Not stated
- Resin frame that never rusts, with aluminum roof profiles
- Twin-wall panels: 4 mm roof, 6 mm walls
- Double doors 47.5 in wide and 76.4 in high
The catch: No snow, wind or warranty figure on the pages we read, so it scores low on three criteria. It needs a concrete pad or heavy timber foundation, and the Rion base kit was $469 extra.
$4,099 at Planet Greenhouse · checked November 12, 2026
Side by side
Open the comparison tool →The numbers that matter
| Greenhouse | Palram Glory 8x129.5/10 | Palram Essence 8x129.0/10 | Palram Balance 8x128.7/10 | YourGreenhouses Scandiglas8.5/10 | Palram Snap & Grow 8x128.4/10 | Rion Grand Gardener 8x127.6/10 |
|---|---|---|---|---|---|---|
| Price | $4,349 | $1,899 | $2,499 | $6,999 | $2,249 | $4,099 |
| Size | 8' x 12' · 95.6 sq ft | 8' x 12' · 95.4 sq ft | 8' x 12' · 96 sq ft | 7'9" x 12'7" · 97 sq ft | 8' x 12' · 100 sq ft | 8'9" x 12'8" · 110.8 sq ft |
| Price per sq ft | $45.49/sq ft | $19.91/sq ft | $26.03/sq ft | $72.15/sq ft | $22.49/sq ft | $36.99/sq ft |
| Panels | 10 mm polycarbonate | 4 mm polycarbonate | 4 mm roof, 0.8 mm walls | Tempered glass | 0.8 mm polycarbonate | 4 mm roof, 6 mm walls |
| Snow load | 20 lb/ft² | 15 lb/ft² | 15 lb/ft² | Not stated | 15.4 lb/ft² | Not stated |
| Wind rating | 60 mph | 56 mph | 55 mph | 115 mph | 56 mph | Not stated |
| Peak height | 8'10" peak | 7'7" peak | 7'7" peak | 7'8" peak | 8'6" peak | 7'10" peak |
| Warranty | 10-year | 5-year | 5-year | 12-year | 5-year | Not stated |
| Buy | See price | See price | See price | See price | See price | See price |
✓ marks the best figure in each row. Prices checked November 12, 2026.
Not quite your garden?
Pick the list that fits
Every list uses the same scores. Only the order changes with what matters most to you.
8x12: your questions
How much is an 8x12 greenhouse kit?
On our list, $1,899 (Palram Essence) to $6,999 (YourGreenhouses Scandiglas, Black Friday price) on November 12, 2026.
How many square feet is an 8x12 greenhouse?
About 96 sq ft. Exact footprints vary: 95.4 sq ft for the Palram Essence, 100 for the Snap & Grow, 110.8 for the Rion Grand Gardener.
Which 8x12 greenhouse is best for winter?
The Palram Glory: 10 mm twin-wall panels and a 20 lb/ft² snow rating. The Essence (4 mm twin-wall) suits milder winters.