Cold Frame Greenhouses

Gardeners who what to get a jump start on their planting but don't have the space for a full-size greenhouse should consider the Juwel Year-Round Cold-Frame Greenhouse. Framed in twin wall 4mm polycarbonate panels that keep the cold out, this little greenhouse will keep your plants safe and snug. The lid features an insect net to keep birds, bugs, animals, hail and high winds away from your plants. You can even water right through the net during the warmer months. When it gets cold, a polycarbonate lid slides right ...

Additional features:

• Giant portable and easy-to-store greenhouse with hose vents
• Allows more than one unit to zip together
• Functions as sturdy garden shed for tools and yard equipment
• Quick and easy assembly
• Peak height: 6.5 feet
• Door dimensions: 36W x 64.5H inches

Take your growing environment with you for a head start on spring. The FlowerHouse Farm House 9 x 8-Foot Portable Greenhouse is ideal for germination and early development of plants, and can be conveniently stored when your plants mature or used year-round. Designed to withstand high winds ...

Grow your favorite plants and vegetables without fear of weather conditions by outfitting your garden with the Outsunny Portable 26 x 10 ft. Walk-In Garden Greenhouse. Constructed using durable metal and polyethylene, this long, domed greenhouse features windows on both sides for easy ventilation. The roll-up door features two ties to keep it out of the way.

Grow flowers and vegetables in your back yard with the help of the Outsunny Portable 12 x 10 ft. Walk-In Garden Greenhouse. This easily assembled greenhouse is the ideal addition to your garden. Windows built into the canopy allow for proper ventilation.

Additional Features

• Twin-wall polycarbonate glazing keeps your plants warm
• Hinged doors feature a latch bolt fastening
• Locking stays on hinged lids allow for ventilation

Both cost and space-effective, the Gardman Growhouse Cold Frame Greenhouse lets you enjoy fresh plants, vegetables, and flowers all year without taking up a lot of space or breaking your budget. Made with a solid, rigid wooden frame, this greenhouse has twin-wall polycarbonate glazing to keep your plants safe and warm. The greenhouse includes two slatted, wooden shelves which provide ample space as well as drainage. ...

Lightweight and portable, even after assembly, the Spring Gardener Gable Greenhouse is the perfect choice for those who don't want a more permanent structure. Place it directly over the top of your garden area to get an early start on the gardening season, or add racks and start your potted efforts. Wing nut assembly means no tools are required and it's easy to set up. A decorative powder coat finish matches valance on cover and walls. Measures: 6L x 5W x 6.6H ft.

About This Portable Greenhouse

Easily folds for compact storage when not in use. When the season starts, it pops back up quickly to get your seeds germinating and off to a productive year. Designed with pest-proof ventilation and durable Gro-Tec material. Four sizes ranging from 2 to 5 feet squared in area and up to 6 1/2 feet tall. Assembles in 30 minutes or less.

This greenhouse is designed to with stand high winds not exceeding 60mph.

Additional Features

• Made from solid timber with a hinged lid
• 2 hinged lids have locking stays for ventilation
• Easy to assemble

The classic Gardman Large Wooden Cold Frame Greenhouse is constructed from solid timber and features twin-wall polycarbonate glazing which keeps your plants safer and warmer than traditional glass panels. You'll finally be able to enjoy fresh produce, plants, and flowers year-long with this easy-to-assemble, large greenhouse. The greenhouse has two hinged lids with locking stays which allows you to control ventilation to keep your plants healthy and thriving.

Additional Features

• Can be placed directly over an established garden
• Wing-nut construction eliminates the need for tools
• Windows provide ventilation and climate control

Get a head start on the growing season by placing the Spring Gardener Gable Greenhouse directly over an established garden. Or use this greenhouse to finally start the garden you've always wanted and grow your own plants, flowers, and vegetables. Beautifully designed, this greenhouse has a decorative powder-coat finish that matches the valance on both the cover and the walls. The sturdy and durable frame is ...

Additional features:

• 26 inch high miniature greenhouse for starting the garden early
• Optimum environment for germination and development
• Peak height: 24 inches
• Door dimensions: 24W x 22H inches

The FlowerHouse Seed House Jr. Portable Seedhouse easily folds for compact storage when not in use. When the planting season starts, it pops back up quickly to get your seeds germinating and off to a productive year. Designed with pest-proof ventilation and durable Gro-Tec material. Assembles in 30 minutes or less.

This greenhouse is designed to with stand high winds not exceeding 60mph....

Backed by top-quality German/Austrian engineering, the Austrian Double Sided Cold Frame Greenhouse is an excellent way to extend your gardening hobby. Featuring strong, twin-wall polycarbonate panels this greenhouse has two top doors, each with two levels of height adjustment so you can give your garden as much fresh air as you think it needs. Finished with child-safe rounded edges, you'll love the quality and functionality of this cold frame greenhouse.

Additional features

• Child-safe design with rounded edges
• Doors measure 40L x 23H in.
• Sidewalls measure 12H in.
• Peak height measures ...

Additional features:

• Large, all weather greenhouse with pest-proof ventilation
• Protects seedlings from weather and excessive sun
• Constructed with adaptor holes for hoses and electrical cord
• Quick and easy installation
• Peak height: 7 feet
• Door dimensions: 63W x 63H inches

Large and spacious, the FlowerHouse Orchid House 6 x 6-Foot Portable Greenhouse is ideal for germination, seedlings, and growing everything from fruits to herbs. You will find the GRO-TEC™ material to be a perfect governor of heat and light, as well as a good protector from harsher elements. It measures ...

Easy to assemble and a cinch to own, the Juwel BioStar Premium Cold Frame Greenhouse is a top-quality Austrian cold frame. Crafted of 8mm twin-wall polycarbonate, this cold frame has three roof windows, one with an automatic opener. These polycarbonate walls are extra insulated and extra strong - they're even good enough for 6-feet of snow! A unique "no-drip" coating prevents condensation on plants. This cold frame has a child safe design with rounded corners and includes four corner stakes to keep it held tight to the ground. 10 year ...

Additional features:

• Durable greenhouse ideal for germination and development
• Functions as sturdy garden shed for tools and yard equipment 
• Quick and easy assembly
• Peak height: 6.5 feet
• Door dimensions: 30W x 63H inches

Take your growing environment with you for a head start on spring. The FlowerHouse Spring House 6 x 6-Foot Portable Greenhouse is ideal for germination and early development of plants, and can be conveniently stored when your plants mature or used year-round. Assembles in 30 minutes or less.

This greenhouse is designed to with stand high winds not exceeding ...

Short on space or skill? The Exaco Biostar 1000 Protect Premium Cold-Frame Greenhouse is the perfect gardening solution for those testing their green thumb. This compact greenhouse features 8 mm twin-wall polycarbonate glazing and framing to help keep plants warm and insulated all year long. Attached mosquito netting adds an extra layer of protection from wind, hail, bugs, and curious critters. Access your seedlings with ease using the double sliding cover, and have confidence that your little garden will blossom beautifully.

Protect your plants from the elements with the Tierra Garden Haxnicks Hardwood Cold Frame Plant House Greenhouse. Crafted from polycarbonate with a sturdy wood frame, this greenhouse features shatter-proof glazing for additional durability. Three shelves offer ample space for all of your plants to enjoy a warm and ventilated environment.

Clear polycarbonate windows ensure the Tierra Garden Haxnicks Hardwood Cold Frame Greenhouse offers a warm and well lit environment for all your plants. The sturdy acacia wood frame boasts a natural brown finish, making this greenhouse stylish as well as convenient.

Get your blooms on with the Flowerhouse 5 ft. Plant House. Made with durable Gro-tec poly material it offers plenty of room for your favorite flowers. Features include zipper closures, vent ports, ground stakes, and handy carry bag.

With its durable and functional design, the Outsunny Aluminum 39 in. Square Vented Cold Frame Greenhouse allows you to plant anything you choose regardless of the weather. A rust-proof aluminum frame offers stability for this large greenhouse, while adjustable roof openings allow for ventilation and easy access for your herbs, vegetables, and more. The clear polycarbonate panels provide exceptional light transmission while keeping heat inside for the optimum temperature all year long.

Additional features:

• Medium size seedhouse for maintaining eight seed flats
• Optimum environment for germination and development
• Quick and easy assembly
• Peak height: 34 inches
• Door dimensions: 32W x 33H inches

The FlowerHouse SeedHouse Portable Seedhouse easily folds for compact storage when not in use. When the planting season starts, it pops back up quickly to get your seeds germinating and off to a productive year. Designed with pest-proof ventilation and durable Gro-Tec material. Assembles in 30 minutes or less.

This greenhouse is designed to with stand high winds not exceeding 60mph....

Additional features:

• Doublesized starter greenhouse for 16 seed flats
• Quick and easy assembly
• Peak height: 34 inches
• Door dimensions: 42W x 38H inches 

The FlowerHouse Starter House Portable Greenhouse easily folds for compact storage when not in use. When the season starts, it pops back up quickly to get your seeds germinating and off to a productive year. Designed with pest-proof ventilation and durable Gro-Tec material. Assembles in 30 minutes or less.

This greenhouse is designed to with stand high winds not exceeding 60mph.

Additional Features

• Peak height measures 7 feet
• Interlocking components make assembly quick

Create your own microclimate, potting station, or a place to nurture seedlings with the Early Start 2-Tier Mini Greenhouse. It also can double as a place to store tools or for organization. The included thermal cover is water-resistant and easy to clean. With its interlocking components, assembly is quick and easy. Two shelves are included, making this a perfect work station.

About Jewett Cameron Lumber Corp
Founded in 1953 and based in Portland, OR., Jewett Cameron Lumber ...

From herbs and veggies to flowers, the Outsunny 52 x 28 in. Aluminum Vented Cold Frame Greenhouse is designed to keep your plants protected from the elements. An adjustable roof opening ensures this greenhouse provides your plants with the proper ventilation and easy access to the contents inside. The sturdy aluminum frame is rust-resistant, and there's plenty of room inside to allow your plants to grow.

The GrowIt Backyard Raised Bed Greenhouse - Round Style is the perfect solution for those looking to extend their growing season or give young seeds a first home. Framed in 1-inch high-grade steel this greenhouse offers specially designed brackets so you can mount it to any type of raised bed frame without any measuring. The frame has a DuPont™ Premium powder coat finish that resists chipping, peeling, rust and corrosion. When it comes to the cover, you'll get two end covers and one roll-up cover. These covers are triple-layered, heat-bonded, ...

The GrowIt Backyard Raised Bed Greenhouse - Peak Style makes an excellent first home for young seeds and helps you extend your growing season. A 1-inch high-grade steel frame features specially designed brackets so you can mount this greenhouse to any type of raised bed frame without any measuring. The frame has a DuPont™ Premium powder coat finish that resists chipping, peeling, rust and corrosion. When it comes to the cover, you'll get two end covers and one roll-up cover. These covers are triple-layered, heat-bonded, ripstop polyethylene that's waterproof and ...

Protect your planted garden with the Outsunny Aluminum 71 in. Rectangular Vented Cold Frame Greenhouse, designed to keep pests and inclement weather at bay. This durable outdoor greenhouse features clear polycarbonate panels that allow the light to come through while retaining heat for a proper temperature level. The greenhouse includes a durable aluminum frame. The adjustable roof openings allow you to water, feed, and manage your plants worry-free.

Build a milkweed garden and a nectar garden for butterflies to lay eggs on and feast on with the Frame It All One Inch Series Backyard Butterfly Pollinator. This all-in-one, durable pollinator includes a seed mat and roof that doubles as a cold frame for earlier seed starts. The handy peek-a-boo windows let you check on your butterflies without disturbing them, and the engineered wood timbers withstand the elements with ease for season after season of use.

Help ensure the survival of native butterflies with the Frame It All One Inch Series Pro Butterfly Pollinator, featuring a step system to address both cycles in the migration process. This pollinator includes a seed mat and roof that doubles as a cold frame for earlier seed starting. The side walls are crafted of pro-grade material that butterfly experts use, and the engineered boards resist fading, splintering, warping, and rotting.

Create a haven for butterflies and yourself with the Frame It All One Inch Series Backyard Butterfly Learning Center. This large center can be placed on a hard or soft surface for added versatility, and comes with a seed mat with essential milk weed and nectar plants for your butterflies. The UV protectant roof doubles as a cold frame for earlier seed starts.

When the temperatures drop, the Gardman Fleece Grow Tunnel keeps your plants safe from frost. The sturdy metal frame holds a fleece cover that keeps your plants warm and dry on chilly, frosty days. The long, cylindrical shape makes it ideal for covering rows of plants in your garden.

The Gardeneer BRG-20 Better Reds Greenhouse features a sturdy plastic design that's crafted to fit over tomato ages and create a versatile cover for your vegetables. It helps tomatoes ripen thanks to the heat-retaining design, with ventilation holes allowing for easy air circulation. Plus, it helps keep rain and pests from damaging the plants for lasting reliability.

Protecting your plants is easy with this Tierra Garden Kitchen Garden Cloche. Its generous height offers room for plants of all sizes. This garden cloche boasts adjustable air vents and includes galvanized steel ground pegs for securing into the ground.

Fall in love with the Frame It All One Inch Series Pro Butterfly Nursery, crafted of hardy engineered wood, a UV resistant roof, and professional grade sidewalls. This nursery includes a seed mat with the only type of plant Monarch butterflies lay eggs on, as well as a roof that doubles as a cold frame for earlier seed starts. The stackable brackets allow you to place this butterfly haven on a hard surface like your patio or soft area such as your lawn.

The Frame It All One Inch Series Pro Butterfly Learning Center doubles as a personal retreat and conservation area in a larger size. The roof also doubles as a cold frame for earlier plant starts and protects established plants with a UV protectant surface. This learning center comes with a seed mat that allows you to grow the milk weed and nectar plants butterflies depend on during their migration process.

Help protect native butterflies with the Frame It All One Inch Series Backyard Butterfly Nursery. This nursery can be placed on hard or soft surfaces and comes with everything you need to get started, including a seed mat, roof that doubles as a cold frame, and stacking brackets. You can check on your butterflies without disturbing them through the unique peek-a-boo windows.

The Esschert Design Tall Cold Frame keeps growing plants off the ground and insulated from the cold, extending your gardening season in the yard or on the patio. This nicely crafted cold frame is made from genuine pine wood and glass, and comes in either a white or grey farmhouse-style finish.

Get more life from your garden with the Esschert Design Cold Frame, a beautifully crafted cold frame made with genuine pine wood. Available in your choice of a farmhouse-style grey or white finish, this cold frame is sized 46 inches long and 24 inches wide.

The Outdoor Living Today Raised Cedar Garden Bed with Greenhouse Kit - 6 x 3 ft. is like a garden unto itself. This spacious planter is crafted from solid, unfinished cedar wood and comes in easy-to-assemble panels. The double-mesh siding and lid make this the perfect bed for your weather-sensitive plants – plus they stretch your growing season. Kit does not include or require floor.

Get your seedlings off to a strong, healthy start with the Frame It All Greenhouse Kit - 4ft. x 3ft. x 3ft. This kit is constructed to protect your plants from heavy wind or inclement weather in the early growing season. Zippered windows allow easy access to your plants and help you maintain temperature and humidity within the tent. Looking to expand? These kits can be zippered together end-to-end to create a continuous row of coverage. Plus, the powder-coated steel frame will not rust or corrode.

Frame It All
Taking ...

Additional Features

• Peak height measures 16-inches
• Comes with a 5-year warranty

Small and versatile, the Sunshine Cold Frame Greenhouse is rigid and lightweight, making it easy to move to any garden area, from your yard to your deck and even to your table. Four standard flats fit inside the 4- x 2-foot frame, and twin wall polycarbonate panels help to protect your plants. The frame is constructed from beautiful, natural redwood and the greenhouse comes with a five-year warranty.