Product Description

Expand Your Green Thumb Skills with the Four-Season Hoklartherm RIGA XL 6

Imagine having a magical garden where you can grow tomatoes, peppers, or even flowers in the middle of winter! The Riga XL 6 Greenhouse is like a super tent for plants that lets you do just that. It’s big, it’s sturdy, and it loves to battle the weather, whether it's gusty winds or snowy days.

Built with German precision, the Riga XL 6 has an onion-shaped top that prevents snow and leaves from piling up, reducing maintenance. Its triple-wall polycarbonate construction keeps warmth in effectively, saving on heating costs during cooler months.

Inside, there’s loads of space. It’s 14 feet wide and nearly 20 feet long, so you’ll have plenty of room to grow everything from herbs to small trees. And with the high ceiling, you won’t have to worry about bumping your head or cramping your plants' style.

Never Miss Planting Season Again with RIGA Greenhouses

  • Sturdy Construction: Built with tough aluminum frames and 16mm triple-wall polycarbonate panels, ensuring durability and long-lasting protection against harsh weather.
  • Year-Round Growing: Designed to keep plants warm and safe, allowing for continuous gardening throughout the year, even in winter.
  • Spacious Interior: Offers ample space with dimensions of 14 feet wide, 19 feet 10 inches long, and a peak height of 9 feet 10 inches, perfect for a variety of plants.
  • Smart Design: The unique onion shape prevents snow and debris buildup, reducing maintenance needs and enhancing wind resistance.
  • Automatic Windows: Features temperature-controlled windows that open and close automatically, providing optimal ventilation for your plants.
  • Convenient Access: Includes two large Dutch barn doors with locks, making it easy to enter and secure your greenhouse.
  • Wind Resistant: Engineered to stay stable and secure even in strong winds, making it a reliable choice for windy areas.
  • Reliable Warranty: Comes with a 10-year warranty on the panels and a 15-year warranty on the frame, offering peace of mind and protection for your investment.
14

Make Every Day a Gardening Day with Ultimate Climate Control

One of the coolest things about this greenhouse is its automated windows. They open or close by themselves based on the temperature inside, which helps keep the air fresh without you having to adjust anything manually.

Whether you're an experienced gardener or a beginner, the Riga XL 6 offers a reliable space for year-round plant growth. It’s a peaceful retreat where you can enjoy quiet time with your plants.

Ready to start your gardening journey? Order the Riga XL 6 Greenhouse today and bring your garden dreams to life!

Hoklartherm Exaco Greenhouse full of plants

Let Your Plants Breathe Easy and Flourish with RIGA Greenhouse

German Engineering Manufactured by Hoklartherm, a company with decades of expertise, guaranteeing long-lasting quality and durability.
Strong & Weather-Resistant Constructed with high-quality aluminum framing and 16mm triple-wall polycarbonate panels from Germany, designed to endure heavy snow, strong winds, and extended use.
Superior Ventilation Designed with roof vents, windows, and barn-style doors to provide excellent airflow and effective climate management.
Secure Foundation Includes an optional 6-inch foundation frame that can be anchored for enhanced stability.
Hoklartherm XL 6 Greenhouse with open door

Experience the Comfort and Peace of Mind with a Secure and Sturdy Greenhouse

Adaptable & Spacious Offered in different sizes with optional shelves and benches to accommodate a wide range of gardening needs.
Easy Setup Supplied with step-by-step instructions and a DVD guide to make assembly simple and straightforward.
Elegant Design Features a functional bell-shaped roof that improves insulation, helps shed snow, and adds an attractive look to any garden.
Future-Ready Designed with the option to expand, providing room for plants to grow over time.
XL 6 Riga Greenhouse at night

Download Manuals of Riga Greenhouse XL 6

Specifications of Riga XL 6 Greenhouse

Construction Extremely heavy-duty construction for a strong and reliable greenhouse structure.
Insulation First-class insulation with an R or K-value of 3.0.
Warranty Polycarbonate: 10 years; Frame: 15 years.
Doors Two heavy-duty Dutch Barn Doors (front and back) with a keyed lock.
Door Dimensions 37.5" wide x 74" high.
Roof Window(s) 37.5" w x 39.5" h; equipped with an Automatic Window Opener.
Polycarbonate Thickness 16 mm triple-wall polycarbonate for enhanced durability and insulation.
Assembly Time Requires 2 to 3 people, estimated assembly time of 2 to 3 days.

Boost Your Gardening Game with Optional Bundled Accessory Kits

Exaco RIGA XL Pro Accessory Kit inclusions

RIGA XL Pro Accessory Kit

This collection of accessories for RIGA XL greenhouses (models 5, 6, or 9) includes shelves, LED grow lights, vents, fans, thermostat, heater, seed trays, hooks, and an installation kit.


The optional standard accessories for Exaco RIGA Greenhouses. The kit includes top shelf, bottom shelf and foundation frame.

Standard Accessory Kit

The standard accessory kit, a discounted bundle offered for all Riga models, includes a top shelf, bottom shelf (seed tray), and foundation frame base; pricing varies by model due to size differences in component accessories.


The Exaco RIGA Assembly Facilitation kit contains tools that will make the assembly process go smoothly and correctly.

Assembly Facilitation Kit

The RIGA Assembly Facilitation kit contains a 25' metric tape measure, 10mm socket wrench, 10 mm open wrench, 2 20' J-hook ratchet straps, window restraint cables, Boss 399 silicone caulk (2 tubes), and a permanent marker.


Create A Consistent Growing Environment in Your Greenhouse

Automated aluminum louver Exaco Modern greenhouse vent for temperature and humidity control.

Intake Shutter Vent

The Intake Shutter Vent, used with an Exhaust Fan, controls airflow in the greenhouse.


Exaco

Solar Powered Exhaust Fan

Exaco's Solar Powered Exhaust Fan offers greenhouse ventilation without electricity and includes a lifetime warranty on the brushless motor.


Exaco Exhaust Fan in white background

Exhaust Vent with Fan

Circulates air to optimize growing conditions and comes with a 110-volt cord, plug, and an optional thermostat.


Exaco RIGA Portable Milkhouse Heater product image

Portable Milkhouse Heater

Provides 4,437–5,120 BTU of heat, built with a durable metal housing, a 6-foot power cord, and an automatic shut-off for overheating safety.


Close-up of Exaco INKBIRD ITC-608T thermostat with dual probes.

Inkbird Thermostat

Inkbird ITC-608T thermostat with dual probes controls 2 heating/cooling devices separately. Plug-and-play, 120V/15A/1800W, range -40°F–212°F.


Red box infrared portable industrial heater

Industrial Heater

Keep large greenhouses cozy with this industrial infrared heater. It provides 18,500 BTU and features fan and thermostat controls for consistent warmth.


Expand Your Greenhouse's Capabilities with Specialized Add-Ons

Close up of Exaco Riga greenhouse vent with spindle opener

Additional Roof Vent

The RIGA Automatic Window Opener features a quick-release arm for easy disconnection during bad weather.


Detailed view of a spindle window opener for Exaco greenhouses, featuring diagrams and close-up images of its components including tension springs and adjustment mechanisms

Spindle Roof Opener

Manual roof window opener that works like a large threaded screw. Long handle is needed to operate, not included.


Close up of sash lock for Exaco Greenhouses

Sash Lock

Recommended to shut roof windows in winter and stormy weather. Also used to shut top half door.


A close-up of a metal cable wind restraint system securing a greenhouse roof window.

Roof Window Restraints

The roof window restraint kit uses two 15-inch stainless steel cables with nuts and bolts to protect auto-openers from strong winds.


Maximize Space and Accessibility in Your RIGA Greenhouse

Close up image of the Exaco RIGA greenhouse top shelf with support

Top Shelf

Show off your plant babies with a 10" wide top shelf. Price and length varies per size.


Top and bottom shelves for Exaco Riga greenhouses with plants on display

Bottom Shelf

Store your tools on a 25" wide bottom shelf. Price and length varies per size.


A drop door kit for Exaco RIGA Greenhouse

Drop Door Extension Kit

To raise greenhouse 20” when placed on stem wall. Sizes vary per greenhouse model.


From Foundation to Roof — Essential Miscellaneous Add-Ons

Close up image of a foundation frame for Exaco Riga Greenhouses

RIGA Foundation Frame

The foundation frame for Riga Greenhouses can be installed in a trench without concrete and is available in various sizes and prices per model.


Stainless Steel Plant Hooks for Exaco Greenhouses

Stainless Steel Plant Hooks

T-bolts easily insert into greenhouse profile channels and come in a set of 5 with adjustable length hooks.


Installation set for vining plants in a greenhouse, featuring 10 plastic inserts, hooks, and a stainless steel S-hook

Hooks for Growing

The plastic kit for vining plants includes 10 plastic inserts, hooks, and a small stainless steel S-hook, and installs easily in greenhouse channels.


An image of the misting system that comes standard with some models of the Exaco Victorian Greenhouses.

Misting System

Suitable for greenhouses up to 20 feet, features 5 adjustable misters. Easily customize the water flow and shorten the kit as needed.


Product image of the solar light for Exaco Greenhouses

Solar Light

Solar-powered light mounted on a greenhouse wall, providing energy-efficient lighting to support plant growth and extend daylight hours.


Exaco Astrica Grow Light LED fixture designed for greenhouse use, providing full-spectrum lighting in a slim, energy-efficient housing.

Astrica Grow Light

ASTRICA 45W Interlight LED, F3 spectrum, 112 μmol/s, 2.5 μmol/J. IP65 build, link up to 12 units. Note: stringing units together requires different cables.


Installation set for vining plants in a greenhouse, featuring 10 plastic inserts, hooks, and a stainless steel S-hook

Wheelbarrow Ramp

The solid rubber greenhouse ramp facilitates easy wheelbarrow access and measures 49cm wide by 31cm long by 10cm high.


An image of the misting system that comes standard with some models of the Exaco Victorian Greenhouses.

T-Bolts

Stainless steel hammerhead bolts and nuts for attaching accessories to aluminum frames, available in 12mm (Victorian) or 15mm (RIGA) lengths. Set includes 20 bolts and nuts.


RIGA XL Greenhouse Overview and Installation Steps Videos





Customers also bought

    • FREE SHIPPING IN USA

      Free shipping with every order

    • SATISFACTION GUARANTEED 

      If your order arrives defective or fails to

      function properly, you will receive a full 100% refund!

    • PREMIUM CUSTOMER SUPPORT

      Connect with us through live chat, email, or

      phone, and we will address any questions you may have!

    • SECURE ENCRYPTED PAYMENTS

      We utilize advanced encryption to

      ensure there is never an issue with your privacy.