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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

Model: DWT4L303
Description:Automatic watering timer has large screen digital display design, is easy to read and operate.The watering time and cycle time are adjustable, and the single watering time is 1 to 300 minutes; The cycle includes 6 hours, 12 hours, 1 day, 2 days, etc. the long cycle is up to 7 days.Garden..
$39.00
Ex Tax:$33.91
Eco Pro 200x200x200cm Walk in Greenhouse PE Cover Tomato Plant Eco Pro 200x200x200cm Walk in Greenhouse PE Cover Tomato Plant
Pre-Order
Model: DTGH-EI-30604-WG-HGC
Stock only available from AucklandHome grown plants are always popular and it is a healthy option for everyone not only gardening enthusiasts. It comes with durable PE cover which can keep your planet away from insects, strong wind and uninvited pets. It also helps to maintain temperature and humidi..
$179.00
Ex Tax:$155.65
EcoPro 143 x 143 x 195cm Walk-in Tunnel Greenhouse PE Cover Plant Garden Green S EcoPro 143 x 143 x 195cm Walk-in Tunnel Greenhouse PE Cover Plant Garden Green S
Pre-Order
Model: DTGH-EI-20202-WG-HGC
Home grown plants are always popular and it is a healthy option for everyone not only gardening enthusiasts. This Tunnel Greenhouse comes with durable PE cover which can keep your planet away from insects, strong wind and uninvited pets. It also helps to maintain temperature and humidity inside to m..
$129.00
Ex Tax:$112.17
EcoPro 200 x 78 x 150cm Mini Greenhouse/ Plastic Greenhouse/ PE Cover Tomato Plant Garden EcoPro 200 x 78 x 150cm Mini Greenhouse/ Plastic Greenhouse/ PE Cover Tomato Plant Garden
Pre-Order
Model: DTGH-EI-507-TG-HGC
Home grown plants are always popular and it is a healthy option for everyone not only gardening enthusiasts. It comes with durable PE cover which can keep your planet away from insects, strong wind and uninvited pets. It also helps to maintain temperature and humidity inside to make your plant grow ..
$89.00
Ex Tax:$77.39
Model: DTGH-EI-223-GS-HGC
Stock only available from Auckland. Good partner for the Garden Greenhouse For Sale: This strong and durable Greenhouse Staging 6 Tier provides versatile, free-standing storage space. Ideal for walk-in and lean-to Greenhouses, this shelving is equally as useful for storage in sheds, garages or utili..
$49.00
Ex Tax:$42.61
Model: SS-GB-16L
Features:-Made of environment friendly non woven fabric, allow roots breathable and healthier.-Booster better roots aeration and access to oxygen, resulting in a vigorous plant with more flowers and fruits.-No-strap water design prevent over watering of plants.-Keep roots warmer in winter and cooler..
$23.00
Ex Tax:$20.00
Model: SS-GB-23L
Features:-Made of environment friendly non woven fabric, allow roots breathable and healthier.-Booster better roots aeration and access to oxygen, resulting in a vigorous plant with more flowers and fruits.-No-strap water design prevent over watering of plants.-Keep roots warmer in winter and cooler..
$25.00
Ex Tax:$21.74
Model: SS-GB-39L
we also have other smaller size of 5 Gallon , 7 Gallon grow Bags please check on on below links: https://www.steelmates.co.nz/index.php?route=product/search&search=grow%20bags&description=trueFeatures:-Made of environment friendly non woven fabric, allow roots breathable and healthier.-Booster bette..
$30.00
Ex Tax:$26.09
Greenfingers 1000W HPS MH Grow Light Kit Digital Ballast Reflector Hydroponic Greenfingers 1000W HPS MH Grow Light Kit Digital Ballast Reflector Hydroponic
5-6 Weeks Delivery
Model: NA-GL-HID-DI-ECO-BAT-TE
The Greenfingers 1000W electronic ballast is suitable for use with both 1000W High Pressure Sodium (HPS) and Metal Halide (MH) bulbs. It has a 4-phase manual dimming that can help to prolong the lamp lifespan by at least 10% with up to 30% energy savings compared with magnetic ballasts. It also feat..
$530.00
Ex Tax:$460.87
Greenfingers 1680D 2.4MX1.2MX2M Hydroponics Grow Tent Kits Hydroponic Grow Syste Greenfingers 1680D 2.4MX1.2MX2M Hydroponics Grow Tent Kits Hydroponic Grow Syste
5-6 Weeks Delivery
Model: NA-GT-D-240X120X200-TOP
Whether you're a budding novice or a seasoned green thumb, our Greenfingers hydroponics grow tent is just perfect for you. Lightweight and portable, our grow tent is equipped with all the necessary essentials to facilitate healthy growth of your plants and vegetables. These includes fittings and spa..
$530.00
Ex Tax:$460.87
Greenfingers 250W HPS MH Grow Light Kit Magnetic Ballast Reflector Hydroponic Greenfingers 250W HPS MH Grow Light Kit Magnetic Ballast Reflector Hydroponic
5-6 Weeks Delivery
Model: NA-GL-HID-MA-ECO-BAT-TW
The Greenfingers 250W magnetic ballast is suitable for use with both 250W High Pressure Sodium (HPS) and Metal Halide (MH) bulbs. It also features several protective functions including short circuit, circuit, overheat and lamp failure protection. The bat wing reflector spreads and directs the light..
$290.00
Ex Tax:$252.17
Greenfingers 400W HPS MH Grow Light Kit Digital Ballast Reflector Hydroponic Greenfingers 400W HPS MH Grow Light Kit Digital Ballast Reflector Hydroponic
5-6 Weeks Delivery
Model: NA-GL-HID-DI-ECO-BAT-FO
The Greenfingers 400W electronic ballast is suitable for use with both 400W High Pressure Sodium (HPS) and Metal Halide (MH) bulbs. It has a 4-phase manual dimming that can help to prolong the lamp lifespan by at least 10% with up to 30% energy savings compared with magnetic ballasts. It also featur..
$310.00
Ex Tax:$269.57
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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.