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Greenhouse Accessories Greenhouse Supplies For Sale In St Catharines Niagara

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2-3/4 in. x 15-3/4 in. Automatic Vent Opener
Prices start at : 46.47 USD / each

All you need to do is to install it on your roof vent window and it automatically starts working. The vent arm was designed with a metal cylinder containing wax which expands when heated to push a piston, which raises the window, as the air gets warmer,...
  • Manufacturer Warranty: 2 years limited
  • Product Width (in.): 15.75 in
  • Color Family: Metallics
  • Material: Metal
  • Product Depth (in.): 2.75
  • Mechanic system - no electricity is needed: Yes
St. Catharines Niagara
Base Kit 4 ft. Extension for Greenhouse
Prices start at : 63.68 USD / each

High allow your structure to sit taller for more headroom to move about easily. It's constructed with the same heavy-duty U-shaped resin used to mold the beams that came with your original base kit.
  •  Dimensions: 4 ft. x 2 in. x 5 in.
  •  Snaps together quickly
  • Manufacturer Warranty: N/A
  • Product Depth (in.): 48
  • Product Height (in.): 5
  • Material: Resin
St. Catharines Niagara
Universal Automatic Watering System for All 8 ft. x 12 ft. Greenhouse
Prices start at : 166.67 USD / each

The Monticello Automatic Greenhouse Watering System is designed for all greenhouses with rough interior dimensions of 8 ft. Spray in a circular pattern. The other end of the timer is screwed directly into the spigot.
  •  Quick assembly construction
  •  Universal in design will function with any 8 ft. x 12 ft. greenhouse
  •  Will work with the Monticello interior shade cloth system
  • Product Depth (in.): 2
  • Product Width (in.): 144
  • Returnable: 90-Day
St. Catharines Niagara
Dramm Environmental Thermostat Two Stage
Prices start at : 155.99 USD / each

Protected by a durable, sealed, PVC housing for harsh conditions. Stainless steel coiled sensors are accurate to 1? Use the single stage model to activate your shutters, fan, or other equipment.

Product Features

    Specs

      • Non-corrosive construction: Product Features
      • Durable PVC weatherproof housing: Product Features
      • Dual Stage Thermostat: Specs
      • Approxamately 1 degree differential: Specs
      • Non-inductive (resistive) Load: 15 Amp: Specs
      St. Catharines Niagara
      Universal 4.5-Gal. Portable Evaporative Cooling System
      Prices start at : 314.1 USD / each

      Room, or an 8 ft. This translates to 610 sq. Or a standard 8 ft. The system is 100% portable, being able to be rolled or lifted from area to area easily. (576 oz.) which will last days pending the air temperature.
      •  4.5-Gal. reservoir
      •  1 Year Limited Warranty
      •  Water level indicator
      •  Manufactured by RSI
      •  Separate controls for pump and motor
      • Product Depth (in.): 20
      St. Catharines Niagara
      Universal Automatic Watering System for All 8 ft. x 8 ft. Greenhouse
      Prices start at : 181.63 USD / each

      The Monticello Automatic Greenhouse Watering System is designed for all greenhouses with rough interior dimensions of 8ft. Spray in a circular pattern. The other end of the timer is screwed directly into the spigot.

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        •  Commercial grade digital watering timer
        •  Quick assembly construction
        •  High impact PVC that prevents growth of bacteria in the hose
        • Product Height (in.): 2
        • Product Depth (in.): 2
        • Manufacturer Warranty: Limited 5 years
        St. Catharines Niagara
        Twin Shelf Greenhouse Kit
        Prices start at : 41.09 USD / each

        And comes with brackets and fasteners needed to mount onto your greenhouse wall. Accessorize your Palram Snap and Grow greenhouse with this twin shelf kit to make your nursery as functional as possible.
        •  Shelves are constructed with durable, low-maintenance PVC
        •  Includes all hardware needed for installation
        •  Clamps to the greenhouse frame and can be easily adjusted
        • Product Depth (in.): 10 in
        • Material: Plastic
        • Color Family: Grays
        St. Catharines Niagara
        Snap and Grow 6 ft. x 12 ft. Silver Polycarbonate Greenhouse
        Prices start at : 999.00 USD / each

        It is quick to set up and features Palram's virtually unbreakable, crystal clear, high end, Polycarbonate panels which are 100% UV protected for maximum light transmission and growing efficiency.
        • Door Opening Width (In.): 22.2
        • Frame Color Family: Metallics
        • Assembled Width (in.): 74.6 in
        • Storage Capacity (cu. ft.): 398.3
        • Easy assembly-smart lock connectors and sliding panels assembly system: Yes
        • Exact Width x Depth: 6 ft 2.6 in x 12 ft 3.2 in
        St. Catharines Niagara
        GrowIt 12 ft. x 20 ft. x 8 ft. Walk-Thru Greenhouse Round Style
        Prices start at : 586.78 USD / each

        The specially designed ClearView triple-layer, heat bonded RipStop translucent cover provides enhanced illumination for plant growth and protection. Heavy duty all-steel frame, patent pending ShelterLock Stabilizers, Ratchet Tite tensioning and the Easy...
        •  Heavy duty greenhouse for the experienced grower delivers quality construction and quick and easy assembly
        •  Ready to build right out of the box
        •  Roll-up side panels and half-moons screen vents at each end provide optimal airflow and temperature control
        •  Heavy duty 1 5/8 in. all-steel frame, patent pending ShelterLock stabilizers, ratchet tite tensioning and the easy slide cross rail system provide a stable and durable greenhouse, 30 in. shelterauger anchors come standard
        • Returnable: 90-Day
        • Installation Available: No
        St. Catharines Niagara
        20.1 in. W x 20.1 in. D x 76.8 in. H 4-Tier Hexagonal Greenhouse Replacement Cover
        Prices start at : 33.74 USD / package

        Fits Ogrow 4-Tier hexagonal Greenhouse or Greenhouse frame size measuring 20.1 in. Complete with Hook and Loop connection for greater stability when attached to wall. Let the damage of your greenhouse cover mean that you have to buy a whole new greenhouse.
        • Frame Color Family: Greens
        • Manufacturer Warranty: 90 Days
        • Door Opening Height (In.): 0
        • Approximate Greenhouse Width (ft.): 2
        • Maximum Wind Resistance (mph): 5
        • Full length roll up zipper door for easy access and ventilation: Yes
        St. Catharines Niagara
        Bella 8 ft. x 12 ft. Silver Polycarbonate Greenhouse
        Prices start at : 1719.71 USD / each

        Its special bell-shape improves wind resistance and allows snow to easily slide off. A galvanized, rust-resistant steel perimeter base provides structural support. The large work area and wide double doors provides plenty of room to grow vegetables and...
        •  Provides perfect combination of sunlight and heat diffusion
        •  Bell shaped greenhouse - allows snow to easily slide off, improves wind resistance
        • Assembled Depth (in.): 142.9 in
        • Approximate Greenhouse Depth (ft.): 12
        • Storage Capacity (cu. ft.): 93.3
        • Product Weight (lb.): 171.3lb
        St. Catharines Niagara
        19.3 in. W x 27.2 in. D x 62.2 in. H 4-Tier Greenhouse Replacement Cover
        Prices start at : 25.84 USD / package

        Fits Ogrow 4-Tier Greenhouse or Greenhouse frame size measuring 19.3 in. Complete with Hook and Loop connection, for greater stability when attached to wall. Don't let the damage of your greenhouse cover mean that you have to buy a whole new greenhouse.
        • Approximate Greenhouse Height (ft.): 5
        • Approximate Greenhouse Depth (ft.): 2
        • Warranty: 90 days: Yes
        • Number of Vent Openings: 1
        • Greenhouse Features: No additional features
        • Assembly Required: No
        St. Catharines Niagara
        Dura-Bench Greenhouse Bench Tops Increased Air Flow 2ft x 4ft
        Prices start at : 18.99 USD / each

        An attractive, professional appearance for your retail displays. Replace your old wood, wire, or metal tops with these durable, attractive panels. Trays, pots and flats slide without snagging.

        Product Benefits

          Product Features

            • Smooth top allows trays, pots and flats to slide without snagging: Product Benefits
            • An attractive, professional appearance for your retail displays: Product Benefits
            • 2' sides connect with tab and slots, 4' sides install with black nylon clips: Product Features
            • Durable, smooth and non-porous: Product Features
            St. Catharines Niagara
            Biostar 3 ft. 4in. W x 2 ft. 6 in. D x 1 ft. 8.5 in. H Premium Cold Frame with Dual Purpose Screen or Polycarbonate Lid
            Prices start at : 208.64 USD / each

            The Protect 1000 also features 8mm double wall thermo chamber sheeting and a strong aluminum frame. The top of the Protect 1000 also features a pest screen to keep out unwanted insects.
            •  The lid features a handle for easy opening and ability to lock shut
            •  Lid has built in screen provides year round protection against heavy rain, hail and pests
            • Maximum Wind Resistance (mph): 50
            • Greenhouse Features: Door latch,Screen vents,Tie downs included
            • Manufacturer Warranty: 1 Year Against Manufacturers Defects
            • Assembled Width (in.): 40 in
            St. Catharines Niagara
            Shade Cloth for 8 ft. x 16 ft. Greenhouse
            Prices start at : 210.82 USD / each

            The Monticello 16 foot Shade Cloth Kit is specifically designed for the Monticello line of greenhouses (16 ft. The Monticello Shade Cloth kit comes ready to use, no grommet installation needed.
            •  Includes bungee balls for tying shade cloth
            •  Heavy duty Commercial Grade material 63%
            •  Proudly made in the USA
            •  Quick assembly construction
            • Manufacturer Warranty: Limited 7 year
            • Product Weight (lb.): 9lb
            St. Catharines Niagara
            8 ft. x 4 ft. Black Patio Greenhouse
            Prices start at : 2399.99 USD / each

            The Monticello Patio Greenhouse is large enough to grow a variety of herbs and veggies but small enough to fit on most patios, ideal for urban gardening. This not only makes the Monticello more efficient to grow in for a longer period of time than other...
            • Exact Width x Depth: 8 ft 5 in x 4 ft 5 in
            • Product Weight (lb.): 229 lb
            • Floor Options: Without Floor
            • Approximate Depth (ft.): 4
            • Approximate Greenhouse Width (ft.): 8
            • Manufacturer Warranty: 10 year limited
            St. Catharines Niagara
            Riga 7 ft. 8 in. W x 7 ft. L 2S Greenhouse
            Prices start at : 3108.43 USD / each

            Also included: 2 full-length suspended shelves: 14 in. Comes with an oversized rear wall window (30 in. Offers the best insulation in its category, R-factor: 3.0-3.2. Uses less energy than other hobby greenhouse to heat.

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              • Approximate Depth (ft.): 8
              • RIGA greenhouse comes complete with 2 full length shelves with unique suspended support system, oversized rear wall window with adjustment lever, large roof window includes automatic opener and heavy duty dutch barn door with key lockable door handle: Yes
              • Assembled Height (in.): 83 in
              • Greenhouse Features: Door latch,Foundation included,Lockable door/gate latch,Shelving included
              • Approximate Greenhouse Height (ft.): 7
              • Approximate Greenhouse Width (ft.): 7
              St. Catharines Niagara
              72 in. W x 144 in. D x 100 in. H Redwood Frame Polycarbonate Greenhouse
              Prices start at : 2749.94 USD / each

              Not only clear written instructions but a video showing how to assemble. Ideal for extending the season, over wintering plants, seed starting or gardening when the weather is foul.
              • Product Weight (lb.): 438lb
              • Assembled Width (in.): 72 in
              • Installation Available: No
              • Approximate Greenhouse Height (ft.): 8
              • Door Opening Height (In.): 72
              • Approximate Greenhouse Width (ft.): 6
              St. Catharines Niagara
              Sun Room 8 ft. x 18 ft. Clear Greenhouse
              Prices start at : 2780.52 USD / each

              This extra-large space will also allow you to hold your holiday gatherings with your family have a romantic meal or alternately use it as a hobby greenhouse during winter season. It Adds light, elegance and spaciousness and will easily blend with any...
              •  Thick resin frame improves insulation and creates extra durability for years to come
              •  Resilient, high impact, crystal-clear acrylic side panels, retain 90% light transmission and clarity
              • Floor Options: Without Floor
              • Approximate Depth (ft.): 19
              • Returnable: 90-Day
              • Assembled Width (in.): 101.6 in
              St. Catharines Niagara
              8 ft. x 8 ft. Greenhouse Kit
              Prices start at : 3849.00 USD / pallet(unit load)

              Tall at the peak and eight ft. Manufacturer will call to offer site preparation information and confirm delivery before shipping. Standing just over 8 ft. Our Outdoor Living Today 8 ft.
              •  Assembly Required
              •  Precut assembly pieces, no time-consuming or dangerous cutting required
              •  1 heat activated roof vent openings measuring 4 ft. x 2 ft. and 4 lower wall vents
              •  3.5 in. x 3.5 in. outside western red cedar posts and rafters, 4 in. x 4 in. western red cedar perimeter base sand, gravel and any other foundation and floor materials must be purchased separately
              •  6 mm thick polygal twin wall polycarbonate roof and wall panels for an R value of 1.53, polygal is translucent and fluted as well a filters light
              •  Dutch door and 16 lineal ft. x 16 in. D L-shaped full-wall workbench for convenience
              St. Catharines Niagara
              SeedHouse 4 ft. x 4 ft. Pop-Up Greenhouse
              Prices start at : 66.89 USD / each

              The rugged Gro-Tec cover has two zippered windows to provide easy access to your prized vegetation and is outfitted with two screened vents to regulate temperature and humidity levels.
              •  Assembly Required
              •  Open floor allows greenhouse to be set up over existing vegetation
              •  Sets up on soil or hard surfaces in minutes
              •  Closing the vents promotes and helps maintain high humidity levels desirable for an ideal growing environment
              •  Compact for easy setup and takedown
              • Number of Vent Openings: 1
              St. Catharines Niagara
              Evaporation Pads
              Prices start at : 22.99 USD / each

              High quality adhesives and rigidifying agents have been added to the 110 grams per square meter virgin Kraft paper for increased resistance. Highly efficient and long-lasting cooling media! The Evaporative Cooling Pads are a high efficiency evaporative...
              • Dimensions: 12 inches X 24 inches X 6 inches
              St. Catharines Niagara
              Premium Class 8 ft. x 16 ft. Glory Greenhouse
              Prices start at : 2799.00 USD / each

              Glory greenhouses offer the optimal environment for successful backyard gardening. This greenhouse also includes an all-around galvanized, rust resistant steel base kit, crucial for adding height, structural support, stability and alignment.
              •  Smart sliding panels system
              •  Large closed gutters, with 1-1/4 in. (3.2 cm) and 4 gutter heads included-allowing water collection
              • Approximate Width (ft.): 8
              • Maximum Roof Load (lb./ sq. ft.): 20
              • Assembled Depth (in.): 190.4 in
              • Product Weight (lb.): 314.8 lb
              St. Catharines Niagara
              IV Shelf Kit
              Prices start at : 669.00 USD / each

              The polycarbonate tops allows light to flow through to plants below. Suspened aluminum shelf kit saves space and is very strong. The absence of legs allows you to store large items under the shelves that usually wouldnt fit.
              • Product Width (in.): 168
              • Manufacturer Warranty: 1 Year Against Manufacturers Defects
              • Product Depth (in.): 24
              • Returnable: 90-Day
              • Product Height (in.): 1
              St. Catharines Niagara
              Shade Cloth for 8 ft. x 20 ft. Greenhouse
              Prices start at : 261.89 USD / each

              Most shade clothes go on the outside of the greenhouse, interfering with roof vent and side window functioning. To operate the Shade Cloth System is as easy as pulling the cloth back to open or pulling tight to the other side to close.
              •  Quick assembly construction
              •  Includes bungee balls for tying shade cloth
              •  Proudly made in the USA
              •  5 sets of shade cloth 8 ft W x 4 ft. L
              •  Heavy duty Commercial Grade material (63%)
              • Product Weight (lb.): 11lb
              St. Catharines Niagara
              6 ft. x 4 ft. x 7.5 ft. Eco Garden House Complete Indoor Growing Kit
              Prices start at : 1046.31 USD / each

              The Eco Garden House brings your outdoor garden inside for year round harvesting of healthy vegetables. The Eco Garden House fits nicely in a basement, spare room or garage so that fresh, healthy food is only steps away at all times.
              •  The eco garden house fits nicely in a basement, spare room or garage so that fresh, healthy food is only steps away at all times
              •  Integrated water tanks (both fresh and grey) with drip irrigation system make it simple to water your crop, no extra water barrels needed
              •  No additional accessories needed. You supply soil and seeds, the Eco Garden House does the rest
              •  Assembly Required
              • Greenhouse Features: Double door,Foundation included,Vents,Walk-in,Windows,Zipper closure
              • Approximate Greenhouse Depth (ft.): 4
              St. Catharines Niagara
              Professional Greenhouse Shelf Bundle (4-Piece)
              Prices start at : 148.00 USD / each

              And comes with fasteners and brackets needed to mount onto your greenhouse walls. Constructed with easy-to-clean PVC plastic, each shelf supports up to 44 lbs. Equip your Palram Snap and Grow greenhouse with this twin shelf four-piece bundle to maximize...
              •  Designed to augment the Palram Snap & Grow greenhouse
              •  Shelves are constructed with durable, low-maintenance PVC
              •  Includes all hardware needed for installation
              •  Bundle includes 4 dual shelves
              • Product Width (in.): 49.75
              • Product Height (in.): 1
              St. Catharines Niagara