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Season Extenders Garden Supplies For Sale In United States

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The Garden Clip System
Prices start at : 26.95 USD / 20 Med Clips

These nifty garden clip fasteners secure greenhouse film, row covers, shade cloth, or even bird netting securely to a pipe frame and holds well in high winds. You will need approximately 1 Garden Clip for every 2 square feet you wish to cover or for every...
United States
Red Mulch
Prices start at : 13.95 USD / 4' x 20'

Increases tomato yields! Agricultural plastics technology has been brought to a new level by the US Department of Agriculture and Clemson University with the development of a reflecting red mulch film called Selective Reflecting Mulch or SRM-Red.
United States
Grow Guard 20
Prices start at : 16.75 USD / 6' x 20'

This polypropylene fabric allows 85% light transmission. At 0.6 ounce per square yard, Grow Guard 20 is less abrasive to young plants than Reemay. A single layer provides frost protection down to 27°F if there is no breeze.
  • Has Extra Shipping Weight: Yes
United States
Black Mulch
Prices start at : 13.95 USD / 4' x 20'

Anxious to plant your garden sooner? When you're ready to set out your transplants, cut an X in the fabric where you want to plant and fold back the corners to expose the soil. Tired of fighting garden weeds?
United States
Weedblock Ground Cover Mulch
Prices start at : 24.95 USD / 3' x 50'

Eliminates weeding problems! WeedBlock is truly porous, letting water and liquid fertilizers penetrate more rapidly and evenly than other mulches we tested. WeedBlock provides extra heat retention, a bonus for spring sowings.
  • Has Extra Shipping Weight: Yes
United States
Silver Mulch
Prices start at : 13.95 USD / 4' x 20'

Drives bugs away! This amazing plastic mulch repels hungry, disease-carrying insects. A must in the organic garden. The shimmering silver, high-density polyethylene plastic causes insects such as thrips, aphids, and white flies to avoid the area near...
United States
IRT-76 Green Mulch
Prices start at : 13.95 USD / 4' x 20'

For earlier and heavier melon and cucumber yields. Designed for commercial growers, but we think it's great for home gardeners, too. Developed at the University of New Hampshire to significantly increase earlier and heavier yields of watermelons, cantaloupe,...
United States
Reemay
Prices start at : 18.95 USD / 67" x 20'

Weighing in at a very light 0.6 ounce per square yard, this polyester fabric allows 75% light transmission. We have sold Reemay for close to 30 years, and its reputation and name recognition are well known to home gardeners.
  • Has Extra Shipping Weight: Yes
United States
Gro-Therm Perforated Transparent Film
Prices start at : 13.95 USD / 6' x 20'

Heat-loving plants rejoice! Designed to warm up the growing environment for heat-loving crops like melons, eggplants, peppers, etc. Gro-Therm is better than floating row covers for crops that need high light intensity and warmth.
United States
Tufflite IV - Cold Frame & Greenhouse Plastic
Prices start at : 32.25 USD / 6' x 16'

Tufflite provides shelter from excessive rain, wind, and frost, plus it resists cracking and yellowing for up to 4 seasons. Tufflite can be held securely to the frame with the ''Garden Clip System''.
  • Has Extra Shipping Weight: Yes
United States
Garden Bio-Film
Prices start at : 13.95 USD / 4' x 20'

Use as you would regular plastic mulch, but without the worry of removal and disposal. Shelf stable, its decomposition properties are activated by usage. While regular polyethylene-based plastics can take over 100 years to degrade and never be composted,...
United States
Frost Blanket
Prices start at : 23.95 USD / 6' x 20'

Works like a warm winter coat protecting plants down to 24-26 °F. Durable enough for multiple-season use. Cover plants before the frost comes, and uncover during the day when temperatures rise above 32 °F.
  • Has Extra Shipping Weight: Yes
United States
Summer Insect Barrier
Prices start at : 14.95 USD / 6' x 20'

Keep unwanted insects out. At 0.4 ounce per square yard, it's lighter, softer, and more flexible than Reemay. This lightweight fabric provides an effective screen to reduce damage from flea beetles, thrips, aphids, whiteflies, striped cucumber beetles,...
United States
Automatic Vent Opener
Prices start at : 69.95 USD

This device opens and closes your greenhouse vent panels for reliable climate control even when you're away! No electrical power is required. You can raise or lower the temperature setting with a simple twist of the cylinder.
  •  Steel with paraffin in the vent opener cylinder
  •  12" L; weighs 1/2 lb.
  •  The opening temperature can be adjusted from approx. 65° to 80° F
United States
Bioprotect Year-Round Cold Frame
Prices start at : 175.00 USD

The 4mm thick, twin-wall polycarbonate includes a 5-year guarantee against UV damage. This clever cold frame provides dual protection! Use the polycarbonate top panel to protect plants from chilly temperatures and wind, so you can plants out weeks earlier...
  •  Made in Austria
  •  Rust-free aluminum frame with UV-stable polycarbonate
  •  4mm, UV-resistant twin wall polycarbonate; aluminum frame; screen; galvanized steel anchors
  •  Weighs 13.5 lbs
  •  Screen top excludes most insects, slugs and other pests
  •  50" L x 23" W
United States
Protection Frame & Covers, 2\' x 4\'
Prices start at : 59.95 USD

Create a protected micro climate for plants in your 2' x 4' bed. Fits our U-Gardens, 2' x 4' Elevated Cedar Raised Bed, 2' x 4' Elevated Cedar Planter Box and other 2' x 4' beds. When the weather warms up, replace the greenhouse cover with the free micro-mesh...
  •  Approx. 32" high in back, 24" high in front
  •  Includes sturdy steel frame, greenhouse cover and FREE insect cover
  •  Shields plants from cold temperatures, harsh winds, and insect attack
  •  Easy assembly
  •  47" L x 21" W
  •  Outfit your 2' x 4' beds with convenient plant protection
United States
Hobby Growertm 8\' x 12\' Greenhouse
Prices start at : 1498.00 USD

Clear polycarbonate walls let in morning and afternoon sun. Double doors make access easy, and there's plenty of headroom for easy movement while tending plants. This spacious, double-door greenhouse provides a large and comfortable area for growing seedlings,...
  •  144" L x 95-1/2" W x 91" H
  •  VIDEO: Learn more about this greenhouse
  •  Get a jump on the growing season
  •  Thickness of twin roof panels is 4 mm
  •  Assembly required
  •  Durable steel, aluminum and polycarbonate
United States
Protection Frame & Covers, 2\' x 8\'
Prices start at : 99.95 USD

The frame installs in minutes. You can start planting earlier in spring and extend the growing season later into fall for an even bigger and better harvest. Use the ten Earth Staples, included, to anchor the frame to the planting mix.
  •  94" L x 21" W
  •  Easy assembly
  •  Shields plants from cold temperatures, harsh winds, and insect attack
  •  Gardener's Supply Exclusive
  •  Powder-coated steel frame, plastic connectors, reinforced polyethylene greenhouse cover, polyethylene micro-mesh insect cover
  •  Fits our 2' x 8' Elevated Cedar Raised Bed, 2' x 8' Elevated Cedar Planter Box and other 2' x 8' raised beds
United States
Nature Greenhouse,  6\' x 8\'
Prices start at : 747.00 USD

Start your own vegetables and annual flowers from seed, harden off indoor-grown plants, propagate perennial cuttings and nurture tropical plants even as the weather chills. Long-lasting galvanized steel base and aluminum frame, with a magnetic swinging...
  •  Get a jump on the growing season
  •  Thickness of twin wall panel is 4 mm
  •  Shelves and plant hangers are not included
  •  Assembly required
  •  48 square feet of growing space
  •  Steel base, aluminum frame, polycarbonate panels
United States
Sunbubble Greenhouse
Prices start at : 249.95 USD

Or place a few chairs or a picnic table inside and soak in the warmth on a sunny-but-chilly spring day. Use it again in fall to protect plants from early cold spells. The air inside the ​Sunbubble warms up quickly, and the curved shape maximizes light...
  •  Will require additional anchoring in windy locations or loose soil
  •  A warm and welcoming portable sunroom
  •  Folds for compact storage
  •  9' 2" in diameter x 6' 6" H
  •  Simple no-tools installation
  •  Dome-shaped greenhouse protects plants from harsh weather
United States
Biostar 1000 Cold Frame
Prices start at : 269.00 USD

On warm days, slide the top panels open for ventilation without worrying about pests damaging plants — an integrated screen foils most insects, slugs and wildlife. You can water right through the screen, too.
  •  Easy no-tools assembly
  •  Made in Austria
  •  Rust-free aluminum frame with UV-stable polycarbonate panels
  •  40" L x 29" W
  •  Weighs 15.6 lbs.
United States
Cedar Cold Frame
Prices start at : 225.00 USD

The top is made with polycarbonate panels that diffuse light so plants don't "cook," and there are adjustable braces to hold panels at various intervals for ventilation. The base is made from rot-resistant cedar with aluminum corners.
  •  SFI-certified cedar, polycarbonate, aluminum
  •  Sized to fit our 2' x 8' Elevated Cedar Raised Bed or may be used on the ground
  •  7-1/4" H at the front, 14-3/4" high at the back
  •  Watch: Our Vermont Factory
  •  8' L x 2' W
United States
Nature Greenhouse, 6\' x 4\'
Prices start at : 499.00 USD

Start your own vegetables and annual flowers from seed, harden off indoor-grown plants, propagate perennial cuttings and nurture tropical plants even as the weather chills. Long-lasting galvanized steel base and aluminum frame, with a magnetic swinging...
  •  VIDEO: Learn more about this greenhouse
  •  Steel base, aluminum frame, polycarbonate panels
  •  24 square feet of growing space
  •  Assembly required
  •  Thickness of twin wall panel is 4 mm
  •  Durable steel, aluminum and polycarbonate
United States
Extendable Cold Frame Greenhouse
Prices start at : 59.95 USD

The zippered windows allow easy access for tending to your plants and controlling temperature and humidity. Spring or Fall, we've got your plants covered. Multiple units can be zippered together end-to-end, to create a continuous row of coverage.
  •  Greenhouse dimensions= 4' x 4' x 34.5"
  •  Flap windows for proper ventilation
  •  1-year manufacturer's warranty
  •  Joints are 100% recycled ABS resin
  •  Raised bed is not included
  •  Assembly required
United States
Victorytm Orangery Greenhouse
Prices start at : 2700.00 USD

Roof panels are made from high-quality 4mm twin-wall polycarbonate that provides diffuse light that's pleasing to people and plants, blocks up to 99.9% of harmful UV rays, and offers good insulation.
  •  Hinged double swinging doors with magnetic catches
  •  Low threshold for easy access with wheelbarrow or wheelchair
  •  Rain gutter and gutter heads for water collection
  •  Hinged double door is 45-3/4" W x 82-1/2" H
  •  Long-lasting, powder-coated aluminum frame
  •  Reinforced to carry snow load
United States
Oasis Hexagon Greenhouse
Prices start at : 1499.00 USD

Built-in gutter system allows water to drain and lets you collect water for irrigation. A backyard greenhouse is every gardener's dream, and this one is a beautiful as well as functional backyard oasis.
  •  Assembly required
  •  Grow seedlings, harden off transplants, extend the growing season
  •  97" W x 105" H x 84" deep
  •  Aluminum frame, galvanized steel base, polycarbonate panels
United States
Super Hoops, Set of 6
Prices start at : 24.95 USD

They may also be used in 4' wide beds as well as in-ground beds; for these situations we recommend using 10" Extra-Tall Earth Staples to secure the hoops, especially in soft ground and windy areas.
  •  Ideal for our 3' x 3' and 3' x 6' raised beds as well as in-ground beds
  •  Hi-Rise Super Hoops consist of two sets of Super Hoops and 12 in-line connectors
  •  Create a DIY low tunnel or garden row hoop house
  •  Use hoops to support garden row covers, protecting plants from frost, insects, birds, or intense sun
  •  Super Hoops are 58" L x 4" W
  •  Set of 6 hoops
United States