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Greenhouse Supplies Horticulture Supplies For Sale In District Of Columbia

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Landmark Plastics 12-in Decorative Planter, Case of 40
Prices start at : 99.99 USD / each

Our injection molded and thermoformed products can meet virtually any size, propagation, water conservation or transportation need. 12-in Decorative planter. Our wide range of plastic containers, trays, packaging and growing systems for the horticultural...

Specs

    • 3 & 1/2 U.S. gallons: Specs
    • 13 & 1/2in W x 9 & 1/4in H: Specs
    District of Columbia
    Tube Hangers
    Prices start at : 14.69 USD / each

    Re-useable to minimize replacement frequency and save money! Recommendation is to use one package per 100 feet of tubing. This package includes (12) re-useable pre-punched Sus-Hoops and Ties to support your tube from the wire.
    • Ship Wt: 1 lb
    • Description: Box of 12
    District of Columbia
    Landmark Plastics 4-in Standard Maxi Grow Pot, Case of 825
    Prices start at : 72.79 USD / each

    Our wide range of plastic containers, trays, packaging and growing systems for the horticultural industry were all designed with a deep understanding of what growers need. Our injection molded and thermoformed products can meet virtually any size, propagation,...

    Specs

      • 4in W x 3 & 1/2in H: Specs
      • U.S. size 1.02 pint: Specs
      District of Columbia
      Kool Ray Classic Liquid Shade, White
      Prices start at : 39.29 USD / each

      During the course of the year, Classics environmentally-friendly ingredients will slowly wear off (weather permitting) allowing for increased light levels as daily sunlight decreases.
      • Volume: 1 Gallon
      District of Columbia
      Landmark Plastics 8.5-in Trade 2 Gallon Pot, Case of 100
      Prices start at : 67.69 USD / each

      Our wide range of plastic containers, trays, packaging and growing systems for the horticultural industry were all designed with a deep understanding of what growers need. Our injection molded and thermoformed products can meet virtually any size, propagation,...

      Specs

        • 100 per carton: Specs
        • U.S. size 1 & 1/2 gallons: Specs
        • Trade size 2 gallons: Specs
        District of Columbia
        6 ft. 5 in. H x 4 ft. 5 in. W x 2 ft. 5 in. D Clear Cover for Harvest House Plus
        ★★★★★
        Prices start at : 20.35 USD / box

        Ideal for growing plants and seed propagation. Allows full view of plants and flowers inside your greenhouse. The clear cover is designed to fit over the Harvest House Plus Greenhouse (part# FHXUPL) with X-Up Technology and provides maximum heat and light...
        • ✓ Clear cover is designed as an additional cover or replacement cover
        • ✓ Easily fits over existing greenhouse shelving unit
        • Product Depth (in.): 30
        • Manufacturer Warranty: 1 year limited
        • Material: clear pvc
        • Product Type: greenhouse accessory
        District of Columbia
        Landmark 18 Count T Pot Tray, Case of 100
        Prices start at : 149.99 USD / each

        Our wide range of plastic containers, trays, packaging and growing systems for the horticultural industry were all designed with a deep understanding of what growers need. Our injection molded and thermoformed products can meet virtually any size, propagation,...

        Specs

          • 100 trays per case: Specs
          • 18 cells: Specs
          District of Columbia
          Deep Fastening Iron Greenhouse Anchor Kit (Set of 4)
          Prices start at : 9.72 USD / piece

          Twist or hammer these stakes into the ground to gird your structure against high winds. Deep-fastening anchor is treated with UV protectant to withstand prolonged exposure to sunlight, thus inhibiting corrosion and enhancing structural integrity.
          • Material: Steel
          • Color Family: Blacks
          • Product Height (in.): 14 in
          • Product Depth (in.): 10 in
          • Product Weight (lb.): 0.4lb
          • Product Type: Anchord
          District of Columbia
          Landmark Plastics 10-in Decorative Planter, Case of 50
          Prices start at : 82.99 USD / each

          Our injection molded and thermoformed products can meet virtually any size, propagation, water conservation or transportation need. 10-in Decorative planter. Our wide range of plastic containers, trays, packaging and growing systems for the horticultural...

          Specs

            • 2.05 U.S. gallons: Specs
            • Use with the K22ACL hanger: Product Features
            • 50 per carton: Specs
            District of Columbia
            HPS Supplement Bulb
            Prices start at : 49.49 USD / each

            With 85% relative power in the Blue light spectrum and 15% power in the Far Red light spectrum, the addition of the TotalGrow Blue Supplement light to HPS environments provides the full spectrum.
            District of Columbia
            Automatic Side Louver Window Opener
            Prices start at : 79.00 USD / each

            As the air inside the greenhouse warms, the vent gradually opens to allow the correct amount of air flow into the greenhouse and closes when the optimal temperature is reached. The Automatic Louvre Opener operates without the use of electricity.
            • ✓ Assembled dimensions: 11 in. W x 2 in. D x 2 in. H
            • ✓ Compatible with All Rion greenhouses
            • ✓ Protect your plants; provide them with the required temperature and humidity levels
            • Manufacturer Warranty: N/A
            • Product Width (in.): 2 in
            • Material: Metal
            District of Columbia
            Propagation Mat, 110 Watt, 38\
            Prices start at : 111.99 USD / each

            Heavy-duty rubber mat comes complete with flat or pot support frame; lets heat rise, air circulate between mat and flat. 38 inches by 17 inches, 110 Watts, 1 Amp, 10 lb. Waterproof (except at plug), comes with UL approved cord.
            District of Columbia
            Dramm Environmental Thermostat Single Stage
            Prices start at : 85.89 USD / each

            Protected by a durable, sealed, PVC housing for harsh conditions. Great for greenhouses, factories, warehouses, and farms. Stainless steel coiled sensors are accurate to 1? High quality thermostats designed with rough environments in mind! Place in the...

            Specs

              Product Features

                • Durable PVC weatherproof housing: Product Features
                • Single Stage Thermostat: Specs
                • Approxamately 1 degree differential: Specs
                • Non-inductive (resistive) Load: 15 Amp: Specs
                • Non-corrosive construction: Product Features
                District of Columbia
                PUREgrowntm 750 GSM Hemp Felt Pads, Pack of 6
                Prices start at : 17.99 USD / each

                An OMRI-listed 100% organic growing medium! Grow-Tech makes their PUREgrowntm felt from 100% natural hemp. These sheets measure 9-1/2 inches x 19-1/2 inches. Grow-Tech hemp felt evenly transports water throughout the entire medium.

                Product Features

                  • Lightweight: Product Features
                  • Stabilizes roots: Product Features
                  • Ready to plant, no pre-treatment required: Product Features
                  • Easy to use: Product Features
                  District of Columbia
                  Bench kit for GKP812 Greenhouse
                  ★★★★★
                  Prices start at : 216.99 USD / each

                  It comes with everything you need to install and start gardening. These bench kits make your greenhouse work easier. Mt. Rainier models are 31 in. Specially designed matching redwood benches are available that run the full length of the Sunshine GardenHouse.
                  • ✓ Up to 4 benches can be used in each GardenHouse
                  • ✓ Made with redwood
                  • Product Type: Redwood Bench
                  • Returnable: 90-Day
                  • Material: Redwood
                  • Product Height (in.): .5
                  District of Columbia
                  Wireless Weather Station
                  ★★★★★
                  Prices start at : 49.00 USD / box

                  Modern, color display. Base station operates with included power adapter OR optional 3-AAA batteries. Monitor the temperature, humidity and climate in your hobby or commercial greenhouse to ensure optimal growing conditions for your plants.
                  • Material: Plastic
                  • Manufacturer Warranty: Limited one year warranty
                  • Measure indoor and outdoor temperature and humidity: Yes
                  • Returnable: 90-Day
                  • Product Width (in.): 5
                  • Color Family: Whites
                  District of Columbia
                  Base Kit Eco 6 ft. x 8 ft. for Greenhouse
                  Prices start at : 157.65 USD / each

                  Manufactured with heavy duty 100% UV-protected Resin and engineered with a U-shape, honeycomb design for extra durability. Like all Rion products, the Base Kit assembles in a snap.
                  • Product Depth (in.): 101.6 in
                  • Returnable: 90-Day
                  • Material: Resin
                  • Product Type: Accessory - Base Kit
                  • Product Width (in.): 78 in
                  • Color Family: Blacks
                  District of Columbia
                  Work Bench System for 8 ft. x 20 ft. Greenhouse
                  Prices start at : 401.08 USD / each

                  Off the ground). The vents allow water and air to circulate as well as allowing sunlight to reach underneath the Work Bench. The Work Station can be installed either during initial construction or at a later time.
                  • ✓ Heavy duty support bars holds up to 1,400 lbs.
                  • ✓ Commercial grade same materials used by professional growers
                  • ✓ Proudly Made in the USA
                  • ✓ Designed for either side of greenhouse
                  • Product Height (in.): 30
                  • Product Width (in.): 240
                  District of Columbia
                  V-FloFans
                  Prices start at : 643.79 USD / each

                  A cone-shaped outlet guides airflow in a uniform manner. V-FloFans distribute air over a wide surface through an aerodynamic conductor. Vertical ventilation results in a uniform climate in your greenhouse.

                  Product Benefits

                    • Energy-efficient motors and fans, developed and produced with future needs in mind: Product Features
                    • Model: 120 Volt
                    • Constant low airspeed in the overall crop: Product Benefits
                    • Reduced number of fans per surface-unit in comparison to similar systems: Product Benefits
                    • Optimal air distribution in the greenhouse to create an optimal climate: Product Benefits
                    District of Columbia
                    New! Wiggle Wire & Base Kit, 4 Feet
                    Prices start at : 5.99 USD / each

                    Also available in an 8-Foot Kit . This kit costs less than purchasing the components separately. Use this kit to secure up to 4 feet of material! This kit contains one 4-foot section of Poly Latch Base and one 4-foot section of Wiggle Wire .

                    Specs

                      • Base width (inches): 1-1/4: Specs
                      • Buying both components together saves you money: Product Benefits
                      • Wire material: Stainless steel: Specs
                      • Base length (feet): 4: Specs
                      • Opening size (inches): 3/4: Specs
                      • Total length (feet): 4: Specs
                      District of Columbia
                      63 in. H x 27 in. W x 19 in. D Plant Tower X-Up Clear Cover
                      ★★★★★
                      Prices start at : 8.79 USD / box

                      D and includes four lift-and-lock X-Up perforated shelves that allow suitable drainage and airflow. The revolutionary X-Up design enables hassle-free setup, takedown and compact storage.
                      • ✓ Shelving and framing unit not included
                      • ✓ Allows full view of plants and flowers inside the greenhouse
                      • Material: clear pvc
                      • Product Width (in.): 27
                      • Product Height (in.): 63
                      • Color Family: Clear
                      District of Columbia
                      Vent Kit for Multi-Line/Hybrid Silver Greenhouse
                      Prices start at : 65.00 USD / each

                      This additional air vent will help reducing heat buildup and lower humidity levels. Supplement your Palram greenhouse and improve air circulation to keep your greenhouse cooler on warm days.
                      • ✓ Helps regulate temperature and humidity levels
                      • ✓ Increases circulation when paired with the side louver window
                      • ✓ Can be fitted with the Palram automatic roof vent opener for optimal airflow
                      • Material: Aluminum frame/ Twin-wall panels
                      • Product Type: Vent kit for Greenhouse
                      • Product Width (in.): 24 in
                      District of Columbia
                      T.O. Plastics Muffin Tray, 8 Count, 4in Cells
                      Prices start at : 103.09 USD / each

                      Made in USA of 100% reclaimed plastic that can be recycled after use. Top surface ventilation provides upward airflow, innovative design directs water off surface and into the plant cells.

                      Specs

                        • 8 cells per tray: Specs
                        • Promotes healthier root systems in the plants: Product Features
                        • Overall tray dimensions are 10.94 in x 21.44 in: Specs
                        District of Columbia
                        Automatic Roof Vent Opener 0.85 ft. W x 0.29 ft. D for Greenhouse
                        ★★★★★
                        Prices start at : 70.22 USD / each

                        As the temperature cools, the wax shrinks and a spring closes the vent and resets the piston. The opener has a metal cylinder containing wax which expands when heated. Rion Automatic Roof Window Opener Fits Roof Windows/Vents for all Rion greenhouses.
                        • ✓ Assembled dimension: 10.2 in. W x 3.5 in. D x 2 in. H
                        • ✓ Solar powered, heat activated - start opening point: 54° - 59°F
                        • Manufacturer Warranty: 2 years limited
                        • Product Type: Accessory
                        • Returnable: 90-Day
                        • Product Width (in.): 10.2 in
                        District of Columbia
                        Landmark Plastics T Tray for 1801 Sheet, Case of 100
                        Prices start at : 109.99 USD / each

                        Our injection molded and thermoformed products can meet virtually any size, propagation, water conservation or transportation need. Our wide range of plastic containers, trays, packaging and growing systems for the horticultural industry were all designed...

                        Specs

                          • 100 trays per carton: Specs
                          • True-series tray: Specs
                          District of Columbia
                          T.O. Plastics Tray for 4-in Round Pot
                          Prices start at : 93.99 USD / each

                          T.O. Plastics Tray for 4-in Round Pot

                          Specs

                            • Overall tray dimensions are 20 & 1/3in x 12 & 1/3in: Specs
                            • Holds 15 round 4in pots like the 750100C: Specs
                            District of Columbia
                            Greenhouse Steel Potting Bench - 2 Bench Bundle
                            ★★★★★
                            Prices start at : 156.54 USD / each

                            Use for potting or staging plants along with other gardening tasks. Easy to assemble. This strong two tiered potting and staging bench works perfectly with Palram's greenhouse offerings.
                            • ✓ Assembled dimension: 45 in. W x 19.75 in. D x 31.50 in. H
                            • ✓ Strong and stable enough to use as a work station
                            • ✓ Durable galvanized steel
                            • Product Type: Steel Work Bench For Palram Greenhouses
                            • Manufacturer Warranty: 1 Year Limited
                            • Product Depth (in.): 19.75
                            District of Columbia
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