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Greenhouse Supplies Horticulture Supplies For Sale In Maryland

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New! Harvest Right Storage Shelters
Prices start at : 2995.00 USD / each

It also features a built-in flu jack. Harvest Right makes the cover using a durable, flame-retardant architectural fabric. These versatile shelters provide extra storage space for your tools and equipment.

Specs

    Product Features

      • Door height (feet): 7: Specs
      • Diameter: 16 Feet
      • Heat-resistant rubber-lined flu jack: Product Features
      • Door width (inches): Varies: Specs
      • Fitted door for easy entry: Product Features
      • Withstands wind, hail, and snow: Product Benefits
      United States
      Maryland
      Intake Shutters
      Prices start at : 102.99 USD / each

      A sturdy, extruded aluminum tiebar is connected exactly on the blade centers. Double panel shutters (LRW45 and larger) are constructed with a rigid T section center member to prevent shutter blades from sticking.

      Product Features

        • Extruded aluminum frame: Product Features
        • Blades pivot on nylon bushings: Product Features
        • Dimensions: 30-Inch Square
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        Maryland
        Landmark Plastics 12-in Decorative Color Bowl, Case of 50
        Prices start at : 71.99 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. 12-in Decorative color bowl.

        Specs

          • 12in W x 5 & 11/16in H: Specs
          • 50 pieces per case: Specs
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          Maryland
          Landmark Plastics 4-in Square Press Fit 12 Count Tray, Case of 100
          Prices start at : 111.99 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...
          • Holds 12 pots: Specs
          • For use with the X4P pots: Product Features
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          Maryland
          ZenPlugstm, 250 Count
          Prices start at : 84.99 USD / each

          This package contains 250 ZenPlugstm. The s-shaped interior holds the roots in place firmly, yet gently. Balancing this with speed and efficiency can be tricky and stressful! Grow-Tech created their ZenPlugtm to make this process easier and less stressful.

          Product Features

            • Optimal aeration: Product Features
            • Even dry down: Product Features
            • Shorter rooting period: Product Features
            United States
            Maryland
            Dramm Environmental Thermostat Two Stage
            Prices start at : 155.99 USD / each

            Protected by a durable, sealed, PVC housing for harsh conditions. Use the two stage for added protection, activating two items at pre-set temperature levels. Great for greenhouses, factories, warehouses, and farms.

            Product Features

              Specs

                • Sealed wiring strain relief: Product Features
                • Non-corrosive construction: Product Features
                • Approxamately 1 degree differential: Specs
                • 30 to 104 degree F range: Specs
                • Durable PVC weatherproof housing: Product Features
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                Maryland
                NSI Accelerator Root Trainer Liner Cell Trade Size SP 2
                Prices start at : 605.99 USD / each

                960 per bundle. Produce much larger plants in the same time as conventional containers, at a lower cost-per-plant than traditional methods! Vertical corrugations in the container wall guide the root tips to air-pruning slots; resulting in a denser, more...

                Specs

                  • .062 gallons: Specs
                  • Cells only; tray not included. Order item number NSAPL2PT: Product Features
                  • 3in. wide x 4in. high: Specs
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                  Maryland
                  Jiffy Strip Deep
                  Prices start at : 151.49 USD / each

                  This forces greater feeder root development. Roots naturally air-prune as they emerge and do not spiral. Inexpensive, lightweight, long lasting, and a real time saver! Famous Jiffy quality containers are made from Canadian sphagnum peat moss and wood...
                  • Case Qty: 1600 paks
                  • Ship wt: 38 lb
                  • Strip: 8 slots
                  United States
                  Maryland
                  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. 10.94in x 21.44in x 3.04in. Makes landscape installation fast! Great way to market and grow plants because it creates incredible healthy root systems and provides a fantastic shelf...

                  Specs

                    • Overall tray dimensions are 10.94 in x 21.44 in: Specs
                    • Promotes healthier root systems in the plants: Product Features
                    • Cell diameter is 4 in, depth is 3 in: Specs
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                    Maryland
                    Boost Light Bar, 130 Watt
                    Prices start at : 309.99 USD / each

                    This results in better crop yields and a more pleasant growing environment. The Boost Light Bar outputs a uniform, full-spectrum white light. Replace your older, less efficient lighting! Would you like a more user-friendly, energy-efficient alternative...

                    Specs

                      Product Features

                        • Provides 1,000 umols/m2/sec on the canopy for indoor vertical growing: Product Features
                        • Waterproof: Yes (IP66): Specs
                        • Beam angles: 2 angles — 45° and 120°: Specs
                        • dimming from off (0 volts) to max intensity (10 volts): Product Features
                        • Patent-pending intensity-compensation technology: Product Features
                        • Simple wiring: Product Features
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                        Maryland
                        ITML Hanger Plastic 4-Strand 22\
                        Prices start at : 14.99 USD / each

                        Plastic snap hangers have 4 strands and can be used for either over the rim or in the rim applications! 4 strand hangers are recommended for 12" pots. Hangers feature a slot below the hook to securely hold a plant tag.
                        United States
                        Maryland
                        Ready Made Shade Tarp
                        ★★★★★
                        Prices start at : 27.99 USD / each

                        Reinforced edges and brass grommets every 2 feet. Custom sizes are also available, call for more details. 20' x 40' and 47% shade. Great for greenhouse shading, pools and patio covers, wind screen, and animal shade! Reduce heat build up with this black...
                        • Size: 10 ft x 10 ft
                        • Sq Ft.: 100
                        • Shade %: 63%
                        United States
                        Maryland
                        Air Inflation Kit
                        ★★★★★
                        Prices start at : 174.49 USD / each

                        Includes: 60 cfm fan, jumper tube, and mounting bracket. Creates an insulating air space between layers of greenhouse poly.

                        Product Features

                          • Keeps a steady air-layer between two sheets of greenhouse poly, adding to the insulation: Product Benefits
                          • Kit mounts inside the structure and includes 60 cfm blower, exhaust air deflector and mounting bracket, 72" inlet air hose, inlet damper/air regulator: Product Features
                          • 60 cfm fan: Specs
                          • Outside Air Creates an insulating air space between layers of greenhouse poly utilizing outside air, which is less humid, minimizing condensation: Product Features
                          United States
                          Maryland
                          ITML Panterra Decorative Plastic Oval Planter, Case of 50
                          Prices start at : 121.29 USD / each

                          This distinctive oval planter has a textured finish and is a popular choice for many growers! Ideal for colorful flowering arrangements, herbs, annuals, and tropical plants.
                          • Outside Dia: 13 in x 6-5/8 in
                          • Count: pack of 50
                          • Ship wt: 13 lb
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                          Maryland
                          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. Landmark Plastics 8.5-in Trade 2 Gallon Pot, Case of 100 For 30 years Landmark...

                          Specs

                            • U.S. size 1 & 1/2 gallons: Specs
                            • 100 per carton: Specs
                            • 8 & 1/2in & 8 & 1/2in: Specs
                            United States
                            Maryland
                            Fluorescent Grow Light T5 Tube System
                            ★★★★★
                            Prices start at : 128.99 USD / each

                            The T5 combines a specular aluminum interior with energy efficient / high output T5 bulbs, and double the light energy of normal fluorescent systems. Delivers performance, flexibility and high lumen output in any growing environment! This is a low profile...

                            Product Benefits

                              • Powder coated steel housing: Product Benefits
                              • Includes Fluorescent 6400K Tubes: Product Benefits
                              • Available in 2 ft, 4 tube and 4 ft, 4 tube styles: Specs
                              • The FLT24 is 23 in L x 13-1/2 in W x 3 in H and is rated up to 8,000 lumens: Product Benefits
                              • Size: 23 in L x 13-1/2 in W x 3 in H; Rated up to 8,000 lumens
                              • Ground shipping direct from manufacturer.: Product Benefits
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                              Maryland
                              II Shelf Kit
                              Prices start at : 379.00 USD / each

                              The absence of legs allows you to store large items under the shelves that usually wouldnt fit. Suspened aluminum shelf kit saves space and is very strong. The polycarbonate tops allows light to flow through to plants below.
                              • ✓ Both shelves use twin-wall polycarbonate as the insert (the flat part) material, allowing for much better and more even light distribution through the greenhouses
                              • ✓ Top shelf depth= 14in Bottom shelf depth=25in Top and Bottom shelf length=7ft
                              • Product Depth (in.): 24
                              • Product Width (in.): 84.5
                              • Manufacturer Warranty: 1 Year Against Manufacturers Defects
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                              Maryland
                              ITML Traditional Square Pots 4.5in x 4in Green 510 per case
                              Prices start at : 176.69 USD / each

                              Feature high quality construction for maximum root protection from light penetration! Kord square pots come in green.

                              Specs

                                • Sold per case of 510 pots.: Specs
                                • 4 1/2" Width: Specs
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                                Maryland
                                6 in. x 4 in. Single Stage Thermostat for Electric Ventilation System
                                Prices start at : 109.00 USD / each

                                Must be hard wired. The RSI thermostat is a single pole design with a large dial that is accurate to 2. The RSI Thermostat is designed to work with any electric ventilation system or solar powered ventilation system.
                                • ✓ For use with any electric ventilation system
                                • ✓ Large dial
                                • ✓ Must be hard wired
                                • Color Family: Grays
                                • Returnable: 90-Day
                                • Product Depth (in.): 6
                                United States
                                Maryland
                                Kool Ray Classic Liquid Shade, White
                                Prices start at : 39.29 USD / each

                                This product works best when applied via spraying. Aids in regulating greenhouse temperatures Kool Ray Classic is specifically designed to lower internal greenhouse temperatures during the warmer spring and summer growing seasons.
                                • Volume: 1 Gallon
                                United States
                                Maryland
                                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 Rion Automatic Louver Side Window Opener is designed to automatically...
                                • ✓ Automatically controls ventilation, no electricity needed
                                • ✓ Assembled dimensions: 11 in. W x 2 in. D x 2 in. H
                                • Manufacturer Warranty: N/A
                                • Product Width (in.): 2 in
                                • Product Type: Accessory - Auto Side Louvre Opener
                                • Returnable: 90-Day
                                United States
                                Maryland
                                Germination and Insect Blanket
                                ★★★★★
                                Prices start at : 87.99 USD / each

                                85% light transmission. Provides up to a 4 degree frost protection. Provides an excellent micro environment for seed germination and seedling growth. Priced per roll. Other benefits include: earlier yields, insect control, and reduced seed and soil erosion.
                                • Width: 12 feet
                                • Ship wt: 23 lb
                                United States
                                Maryland
                                T.O. Plastics Round Pots
                                Prices start at : 87.89 USD / each

                                Vacuum formed from polypropylene sheet they are not only durable but also economical. These round pots are compatible with the listed flats as well as most others in the trade. Don't see the specific size or flat count that you are looking for?
                                • Ship Wt: 19 lb
                                • Size: 4-in Round Pot
                                United States
                                Maryland
                                HPS Supplement Bulb
                                Prices start at : 49.49 USD / each

                                Regular light bulb size base (E26) The TotalGrow Blue Supplement light bulb enhances limited light spectrum of High Pressure Sodium (HPS) grow lights. With 85% relative power in the Blue light spectrum and 15% power in the Far Red light spectrum, the...
                                United States
                                Maryland
                                Interconnection Clip for Infinity Light
                                Prices start at : 2.09 USD / each

                                The interconnection clip provides added security to ensure the Infinity light fixtures remain electrically connected when daisy chained together via the mail-female connection.
                                United States
                                Maryland
                                Floralife MicroBLOC Greenhouse Disinfectant
                                Prices start at : 29.99 USD / each

                                Floralife MicroBLOC is an EPA registered disinfectant and effective anti-microbial to minimize the risk of disease. Use on buckets, tools, floors, counter tops and more. Easy-to-use on all hard surfaces and goes beyond dirt and stains to wipe out contaminants.

                                Product Features

                                  • Alkyl (C1460%, C1630%, C125%, C185%) dimethyl benzyl ammonium chloride .10.0%Alkyl (C1268%, C1432%) dimethyl ethyl benzyl ammonium chloride .10.0%: Specs
                                  • Non-acid disinfectant: Product Features
                                  • Will not leave a grit or soap scum: Product Features
                                  • Works on hard, nonporous surfaces: Product Features
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                                  Maryland
                                  Enviro Controlled Indoor Grow Bag, 10 per Bundle
                                  Prices start at : 17.19 USD / each

                                  These white grow bags reflect light and keep the roots cooler while being a thick enough material that ensures light doesn't penetrate and slow the root growth. Produces bigger yields & promotes vigorous root growth! The perfect match for your hydroponic...

                                  Product Benefits

                                    • Creates insulation from winter cold and/or summer heat: Product Benefits
                                    • Size: 3 Gallon
                                    • Prevents roots from circling (naturally root prunes): Product Benefits
                                    • Allows air & nutrients to pass freely through: Product Benefits
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                                    Maryland
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