Backyard Discovery Bellerose XL 13' x 11' Cedar Wood and Polycarbonate Walk-in Greenhouse Kit with Pergola, Exhaust Fan, Windows, Hose Hook-Ups, PowerPort, Staging Shelves for Outdoor Gardening

The Backyard Discovery Bellerose XL is a 13-foot by 11-foot walk-in greenhouse kit with an attached pergola, designed for gardeners who need a spacious, sturdy environment to nurture plants throughout the year. Built with a 100% cedar wood frame and commercial-grade 4-wall polycarbonate roof and window panels, it creates a protected climate that improves heat retention by 30% compared to standard double-wall polycarbonate.

Inside the 143-square-foot interior, the greenhouse offers a practical workspace layout. You get 33 linear feet of lower staging shelves, 15 feet of upper shelves, a built-in workstation, and eight plant hooks. This setup leaves plenty of floor room for large potted plants, raised planters, and moving wheelbarrows inside. Climate control is managed automatically and manually, thanks to a temperature-activated exhaust fan for forced air movement alongside two easy-open windows for natural ventilation and pollination.

Convenience is built into the frame with dual watering options and power access. The structure features both exterior and interior hose hook-ups, complete with an included interior hose to reach your plants easily. The patented PowerPort supplies three electrical outlets and three USB ports, allowing you to run lights, heaters, or other electrical gardening tools directly inside the workstation area.

Before buying, keep in mind a few operational specifics noted in the instructions. The PowerPort requires you to connect your own external power source. To achieve the tested load ratings of 100 mph wind resistance and up to 9,200 pounds or 30 inches of snow, the unit must be anchored according to the manual. Additionally, because it is made of natural cedar, stain saturation across the pre-stained pieces may vary slightly.

Verdict: The Backyard Discovery Bellerose XL is an ideal choice for dedicated gardeners who want a fully featured, year-round walk-in greenhouse with built-in power, watering, and shelving. It offers a robust cedar structure that simplifies organization and climate control in any outdoor space.

• Dimensions: 13' x 11'
• Interior Space: 143 sq. ft.
• Frame Material: 100% Cedar Wood
• Panel Material: Commercial-grade 4-wall polycarbonate
• Shelving: 33 linear ft. lower shelves, 15 ft. upper shelves, 8 plant hooks
• Power Access: Patented PowerPort with 3 AC outlets and 3 USB ports
• Water Access: Exterior and interior hose hook-ups (interior hose included)
• Ventilation: Temperature-activated exhaust fan and 2 easy-open windows
• Load Ratings: Tested for up to 9,200 lbs / 30 in. snow load and 100 mph wind (when anchored)
• Warranty: 5-year warranty

A great fit if you:

• Want a large walk-in greenhouse with 143 square feet of space and built-in staging shelves
• Need year-round climate management with insulated 4-wall polycarbonate and a temperature-activated fan
• Plan to use electrical accessories and want integrated power outlets and USB ports

Consider something else if you:

• Do not have an external power source to connect to the structure
• Are unable to anchor the structure to meet snow load and wind specifications

How does the ventilation system work?
The greenhouse includes a temperature-activated exhaust fan for forced ventilation and two easy-open windows for natural air circulation and pollination.

Does the greenhouse include a power source?
It features a patented PowerPort with three electrical outlets and three USB ports, but the power source itself is not included and must be supplied separately.

How much weight and wind can the structure withstand?
When anchored as specified in the instruction manual, it is tested to withstand up to 9,200 pounds or 30 inches of snow load, and winds up to 100 mph.

How are the wood components prepared for setup?
The 100% cedar wood pieces are pre-cut, pre-drilled, and pre-stained, with step-by-step assembly instructions available through the interactive BILT app.