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Premium Greenhouses and glasshouse Available in NZ

Discover the ultimate in home gardening with Steelmates, New Zealand's premier retailer of a vast array of Greenhouses since 2008. Whether you call it a Greenhouse, Hothouse, or Glasshouse, our selection caters to every gardening enthusiast's needs.


Praised by numerous satisfied Kiwi gardeners, our Greenhouses are celebrated for their simplicity of assembly and the promise of enduring satisfaction. Crafted with robust aluminium frames and equipped with tough, shatterproof polycarbonate sheets, our Greenhouses ensure safety is paramount, especially in gardens frequented by children.


The rising popularity of home gardening has made our Greenhouses a must-have for year-round fruit and vegetable production. From compact models starting at 8ft x 7ft to expansive options up to 10ft x 30ft, Steelmates offers the perfect size to fit your garden.


Greenhouse for sale NZ


Our selection includes Polycarbonate Greenhouses, Glasshouse, Tunnel Greenhouses, and Plastic Greenhouses, alongside an extensive range of outdoor living enhancements like Louvre Pergolas, Patio Covers, Cantilever Umbrellas, and Solar Garden Lights to complete your backyard oasis.


Steelmates is your one-stop-shop for Greenhouses in NZ, offering nationwide delivery. Visit our showroom in Auckland to see our products firsthand. 


If you're navigating your first Greenhouse purchase and unsure about the best size for your space, our team is here to help at 09 2740618

1.88m x 1.88m EcoHome Greenhouse 4mm Twin Wall 1.88m x 1.88m EcoHome Greenhouse 4mm Twin Wall
-15 %
Brand: Steelmates Model: DTP-G1001C-B
Garden Greenhouse For SaleHeavy Gauge extruded 1.2mm aluminum frameGalvanized steel base and peg includedPoly carbonate panel, twin-wall, 4mm thicknessUV coating & protect film, ultraviolet radiation proofFeatures:- Slide-in PC assembly method, no clips needed.- Smooth sliding door with self adj..
$619.65 $729.00
Ex Tax:$538.83
1.88m x 1.28m EcoHome Greenhouse 4mm Twin Wall 1.88m x 1.28m EcoHome Greenhouse 4mm Twin Wall
-34 %
Brand: Steelmates Model: DTP-G1001C-A
Garden Greenhouses For Sale Heavy Gauge extruded 1.2mm aluminum frameGalvanized steel base and peg includedPoly carbonate panel, twin-wall, 4mm thicknessUV coating & protect film, ultraviolet radiation proof (Please note, this model does not come with roof vent)Features:- Slide-in PC assembly me..
$449.00 $679.00
Ex Tax:$390.43
10m x 3m x 2m Tunnel Greenhouses Strong Galvanised Frame 10m x 3m x 2m Tunnel Greenhouses Strong Galvanised Frame
New
Model: CS-XN-1032
This arched roof Steelmates walk in greenhouse is incredibly easy to set up and has an entrance flap so you can get easy access to your walk in greenhouse or adjust the level of humidity within to provide the optimal environment for your plants!Frame is an improved version which is made from fully g..
$569.00
Ex Tax:$494.78
Model: SS-GWB-272Lx2
Premium PE MaterialMade of premium PE material ,water resistant ,tear resistant ,light weight ,easy to carry ,durable and long lasting use .Robust Carry Handles The robust cross stitching carry handles guarantee better access from each side .Flexible Piece of Black Plastic Coil That is inserted arou..
$25.00
Ex Tax:$21.74
3m x 2m x 2m Tunnel Greenhouses Strong Galvanised Frame | Steelmates 3m x 2m x 2m Tunnel Greenhouses Strong Galvanised Frame | Steelmates
-4 %
Model: DTGHT-232 (EL-GH23-PE-LTL)
This arched roof Steelmates walk in Tunnel Greenhouse is incredibly easy to set up and has an entrance flap so you can get easy access to your walk in greenhouse or adjust the level of humidity within to provide the optimal environment for your plants!Frame is an improved version which is made from ..
$239.00 $249.00
Ex Tax:$207.83
4.5m x 3m x 2 Tunnel Greenhouses Strong Galvanised Frame | Steelmates 4.5m x 3m x 2 Tunnel Greenhouses Strong Galvanised Frame | Steelmates
-13 %
Model: DTGHT-432 ( EL-GH34-PE-LTL-A AND B)
Frame is an improved version which is made from fully galvanized 0.8mm thickness steel tube and its cover is made from tough PE mesh.Window flaps on either side of the Garden Greenhouse For Sale allow for sunlight and breeze to travel through while offering a pleasant view as you watch your plants g..
$349.00 $399.00
Ex Tax:$303.48
6m x 3m x 2m Strong Tunnel Greenhouses Galvanised Frame | Steelmates 6m x 3m x 2m Strong Tunnel Greenhouses Galvanised Frame | Steelmates
-10 %
Model: DTGHT-632 (EL-GH36-PE-LTL-A and B)
Frame is an improved version which is made from fully galvanized 0.8mm thickness steel tube and its cover is made from tough PE mesh.Window flaps on either side of the Steelmates walk in greenhouse allows for sunlight and breeze to travel through while offering a pleasant view as you watch your plan..
$449.00 $499.00
Ex Tax:$390.43
6mm Polycarbonate Roof Panel for A3+ series Greenhouses
Pre-Order
Model: RP-A3-P9panel
Replacement Polycarbonate Roof Panel for Greenhouses 6mm Twin wall Clear Panel (P9 Roof Panel)1770mm x 715mmCompatible Model:DTGH-A3+DTGH-A3AC1DTGH-A3AC2Panels are only available from the Auckland warehouse...
$40.00
Ex Tax:$34.78
6mm Polycarbonate Roof Panel for AS series Greenhouse
Pre-Order
Model: RP-AS-P9panel
Replacement Polycarbonate Roof Panel for Greenhouses 6mm Twin wall Clear Panel (P9 Roof Panel)1430mm x 700mmCompatible Model:DTGH-AS150DTGH-AS220DTGH-AS290DTGH-AS370DTGH-AS440Panels are only available from the Auckland warehouse...
$30.00
Ex Tax:$26.09
Model: SNGS-F2
Looking for the ideal Greenhouse shelving with the most lightweight and efficient design? This amazing Aluminum Greenhouse Shelving allows space inside Greenhouse to be utilized.Hanging shelves in your greenhouse are great for utilising the area in the roof without cutting light from plants below.Th..
$49.00
Ex Tax:$42.61
Compact Greenhouse 580mm L x 1290mm W x 1400mm H Compact Greenhouse 580mm L x 1290mm W x 1400mm H
-15 %
Model: DTGH-K-AKL
Add more charm to your outdoor space with this leaning greenhouse, also offer outstanding economic value, making it an excellent choice for individuals with limited garden space or those appreciating easy access to gardening from the comfort of their home. The small but sturdy structure features a r..
$228.65 $269.00
Ex Tax:$198.83
Model: DWT4L304
Feature:【2 Outlet Separate Automatic Watering】The water hose timer work like two separate timers to water two separate areas from a single faucet. With 2 watering frequencies which hours mode is from 1h to 23hrs, day mode is from 1 day to 15 days and watering duration is from 1 - 59 seconds or 1 - 9..
$69.00
Ex Tax:$60.00
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Steelmates Aluminium greenhouses are available in a variety of styles and sizes to suit different needs and preferences. All of our kitset greenhouses are designed to be freestanding structures, while other greenhouses NZ are lean-to models that attach to an existing building. Aluminium is a popular choice for polycarbonate greenhouse framing because it is lightweight, durable, and resistant to rust and rot.

Our tunnelhouse NZ kitset structures are easy to assemble and provide a great solution for extending the growing season in cooler climates. These greenhouses come in a variety of sizes and are made from strong, lightweight Aluminium that is designed to withstand harsh weather conditions. The tunnel house NZ kitset greenhouses feature a double-layer polycarbonate glazing that helps to retain heat and protect plants from the elements. These greenhouses are also easy to maintain, making them a great choice for both experienced and novice gardeners.

A mini greenhouse is a small structure designed to create a controlled environment for growing plants. It is typically used for starting seedlings, growing herbs or small plants, or extending the growing season for plants that require warmer temperatures. Mini indoor greenhouses can come in various sizes and styles.

Indoor planting can be done in a variety of indoor plant pots, including plastic or ceramic pots, hanging plants baskets, grow tents and hydroponics. It is important to choose indoor plant pots that are appropriate for the specific plants being grown, and to use soil or other hydroponic systems that are appropriate for indoor planting.


Glasshouse & Winter Garden NZ
Our glasshouse range in NZ offers the perfect solution for extending the plant growth period and harvesting edible plants all year round. Constructed with high-quality glass for maximum sunlight and framed in durable Aluminium or treated wood, these structures are designed to withstand NZ's varied weather, ideal for winter gardens. Available in multiple sizes and styles, including elegant freestanding and practical lean-to models, they cater to all gardening needs. Whether for cultivating tender herbs and greens or enjoying fresh fruits during the colder months, our glasshouses ensure a lush, productive garden throughout the year, marrying aesthetics with functionality for both seasoned and novice gardeners.