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December Specials, Deals, & Coupon Codes

  • Free shipping on any supplies purchased with a greenhouse priced over $1700. NO COUPON NEEDED
  • Free starter kit with any Grow More or Cross Country greenhouse purchase. NO COUPON NEEDED
  • 20% off any heating mat order of 3 or more mats. NO COUPON NEEDED
  • 10% off variable speed exhaust fan systems. NO COUPON NEEDED
  • 10% off basic plug-in fan systems. NO COUPON NEEDED
  • 10% off premium plug-in fan systems. NO COUPON NEEDED

  • Products 1-4 of 4
    GM10 - Grow More 10 x 13 Greenhouse Kit grow, more, greenhouse, kits, hobby, sale, small, polycarbonate, diy, backyard, winter, garden, price, low
    Free Shipping
    Price: $2,899.00
    Availability: Out of stock until July 2021.

      Grow More greenhouses feature a heavy-duty tubular aluminum frame, superior 10mm triple wall polycarbonate panels, commercial grade hinged doors (1 Dutch door standard on all models), a built-in gutter system, and plenty of roof vents for maximum air circulation. Combine that with the Fast Click system that drastically reduces assembly time and a price hundreds less than any similarly equipped greenhouse, and you have a package that is hard to beat! Enjoy the light diffusion and beauty that...

      Heating Mats for Plants heat, heating, mat, plant, seedling, propagation, germination, diy, thermostat, best, small, greenhouse
      Price: $18.95
      Availability: In Stock - Usually ships in 1 to 2 days.

        Plant heating mats provide bottom heat which is one of the most important and effective ways to improve plant germination and rooting. Young plants will also thrive from the warmth given by these heated grow mats. Just place tray(s) or pot(s) on heating mat, and the soil in the tray will be heated 10-20° F (without heating thermostat) above the room temperature. Instructions are printed on the waterproof mat for easy reference. 110/120 volt electricity required.Heating Mat FeaturesIncreases...

        Sterling GG75 Gas Heater sterling, gg, gg75, gas, heater, free, shipping, deal, sale, furnace, garage, greenhouse, shop, propane
        Free Shipping
        Retail: $925.00
        Price: $799.00
        Availability: In Stock - Usually ships in 1 to 2 days.

          Sterling GG gas heaters are an excellent option for heating garages, greenhouses, sheds, etc. Each Sterling GG heater includes: tubular heat exchanger, electronic ignition, power exhaust system, advanced diagnostic system for dependable worry-free operation, lots of safety features, high power fan to provide even heat distribution, rust-resistant aluminized steel exchanger, and a baked-on enamel finish made to protect them from harsh environments. Designed for propane or natural gas. Some...

          Ventomax Automatic Vent Opener vent, opener, ventomax, automatic, solar, window, greenhouse, roof, auto, cold, frame, wax, orbesen, teknik
          Retail: $31.95
          Price: $24.95
          Availability: In Stock - Usually ships in 1 to 2 days.
          Item #: 8040160 -

            The Ventomax opener allows solar powered control of top mounted window vents for a very affordable. Ventomax window openers have an adjustable opening temperature of 60° F to 75° F and an 18" maximum opening which would be reached at approximately 20° to 30°F above opening temperature. Ventomax openers are made from corrosion resistant electro galvanized steel painted black. Recommended for roof vents only. Order more than one and save! Ventomax Features Adjustable opening temperature of 60° F...