4backyards.com
Sells greenhouse kits featuring double-walled corrugated panels and steel reinforced frame. Secure online ordering.
ACF Greenhouses
Wide selection of hobby greenhouse kits and greenhouse supplies including heaters, grow lights, misting, ventilation, and more. Features buying guides and online catalog.
Allen Greenhouses, Mfg.
Manufacturer of galvanized steel commercial greenhouse kits. Offers installation nationwide and free delivery.
AmeraCover Greenhouses
Offers trackless, expandable, and retractable structures which are an easy solution for garden greenhouses. Located in Jamestown, CA.
Atlas Greenhouse Systems
Manufacturer of commercial, educational and hobby greenhouses and cold frames.
Backyard Greenhouses
One of North America's largest suppliers of Hobby
Greenhouse Kits, also feature a wide variety of outdoor products.
BC Greenhouse Builders
Canadian manufacturer of custom aluminum frame greenhouses since 1951. Structures are available with glass or polycarbonate coverings.
C.S.I. Hobby Greenhouses
Offers all-steel galvanized greenhouses for the tough Rocky Mountain seasons for eight years. Greenhouses come with a polycarbonate covering.
Charley's Greenhouse Supply
Numerous models of both freestanding and attached greenhouses as well as indoor gardening supplies with online ordering.
Clayton Hill Greenhouse Company
Designs and installs custom greenhouses and conservatories for commercial and residential uses nationally.
Conley's Manufacturing & Sales
Manufacturer of commercial, institutional, and residential greenhouse structures and related porducts.
Curry's Greenhouses
Columbus, GA based manufacturer/vendor selling kits and plans for greenhouses. Also offers custom-built greenhouses for farms, schools and professionals
Decloet Greenhouses
Commercial glass and poly covered greenhouse manufacturer. Distributes throughout USA and Canada.
Envirocept Greenhouses
Offering greenhouse kits, glazing, accessories, plans, heaters, garden carts, lighting equipment and more.
Evergreen Greenhouses
Hobby greenhouse kits for the home gardener. Contains an online catalog with complete pricing information.
Farm Wholesale Greenhouses
Manufacturer and supplier of hobby greenhouse kits, cold frames and accessories to distributors and individuals worldwide.
Florian Greenhouse, Inc
Florian can create one of many custom greenhouses, solariums, or patio rooms to suit your needs.
Garden Under Glass
New York distributor of greenhouses, solaria, conservatories, and skylights. Offers standard and custom units, plus a variety of glazing options.
Gardener's Greenhouse
Sells a space-efficient, mini-model glass greenhouse, also called a "patio model" or grow stand.
GardenStyles.com
Large online selection of greenhouses, greenhouse accessories, and gardening tools.
Glass Structures Limited
Sells, builds, and repairs greenhouses and solariums. Lord & Burnham greenhouse specialists.
Gothic Arch Greenhouses
Greenhouse kits and supplies from residential to commercial applications. Serving the horticultural industry since 1946.
Greenhouses for Life
Supplier of glass and poly glazed victorian greenhouses with aluminum frames. All greenhouses include a lifetime guarantee.
Greenhouses, Etc.
Sell several models of extruded aluminum greenhouses, sunrooms, pool enclosures and lighting supplies.
GreenhousesUSA.com
Specializing in Nexus commercial and retail greenhouse structures.
Grow-It Greenhouses
Sells galvanized steel greenhouses for commercial growers, nurseries and home and hobby gardeners.
H2othouse.com
Plans for greenhouses, victorian conservatories, and sunrooms. Links to greenhouse suppliers, books, and other resources.
Halls Garden Products Ltd.
Manufacturer of a range of models of do-it-yourself-assembly hobby greenhouses. List of international distributors available on site.
Hobby Gardens Greenhouses
Polyfilm & PVC greenhouses designed to withstand heavy snow. Full line of accessories available, photos of various models, and school greenhouse program.
Imperial Systems, Inc
Offers solar optic greenhouses made from fiberglass.
International Greenhouse Company
Purchase a hobby or commercial greenhouse from an online catalog.
KitCity.com
Imagine serving guests around your luxurious Grill Island, dressing up your backyard with the elegance of Patio Furniture, Outdoor Games.
Lexis Greenhouses
Greenhouse supplies made by Halls and a variety of unique garden items.
Mid East Agricultural Service
Offering lawn and gardening supplies and greenhouse kits.
Ozark Greenhouses
Arkansas based manufacturer of greenhouse kits constructed of western cedar.
Rough Brothers Inc.
Rough Brothers has designed, manufactured and installed engineered commercial greenhouses and related systems since 1932. They offer a full range of options in transparent or translucent glazing.
Santa Barbara Greenhouses
Sells redwood kits, pre-cut & drilled ready to assemble. Using coverings of fiberglass, polycarbonate and glass.
Siebring Manufacturing
Manufacturers of commercial greenhouse equipment including oil and gas heaters, sprayers, soil sterilization equipment, greenhouse carts, high pressure washers, misters, furnaces, and custom manufactured equipment.
Solar Components
Greenhouse and solarium kits from New Hampshire.
Spectrum Greenhouses
Hobby greenhouses made from polished aluminum, with roof vents, sliding doors and louvre windows. Models come complete with twin wall polycarbonate.
Sturdi-Built Greenhouses
Manufacturer of redwood greenhouses and accessories for residential use.
Sunglo Greenhouses
Hobby and small commercial sized double wall acrylic and aluminum framed greenhouses. Hobby and small commercial sized double wall acrylic and aluminum framed greenhouses.
Sunshine GardenHouse
Offers double-wall polycarbonate glazing, automatic ventilation systems amongst other features.
The Garden Pod
Ecosol offers a geodesic-inspired greenhouse for the residential gardener, as well as accessories and related products.
The Glass Gardener
Sells tempered glass greenhouses in three different styles, accessories, and offers construction FAQ and links to additional information.
The Guarden
The Guarden evolves with the seasons, from pest-protected garden to raised-bed planter to season-extender.
The Sun Country Greenhouse Company
Various greenhouse information along with a kit available for buying via email request.
Turner Greenhouses
U.S. manufacturer of hobby greenhouses located in North Carolina. Also offers heating and cooling supplies, and other accessories.
Vermako
Produces and installs commercial greenhouses & tunnels all over the world. Belgium based company.
Wild Carrot Creations
Sells greenhouses and glass deck railings with offer of custom sizes and styles with cedar and safety glass.