The Halls Automatic Louver Opener is designed to replace the manual opener on all existing Halls windows and can be pre-set to open at different temperatures. Grower's Tip: Use in combination with Halls Automatic Vent Opener to dramatically improve air...
Diagnose a plant problem right in the field without expensive, cumbersome equipment! The Active Eye Universal Mobile Phone Microscope gives you 60x magnification with a quick clip onto your cell phone.
Pour about 3 inches of a compacted 1/4 inch gravel base on top for added drainage and a sturdy floor. Each Halls Greenhouse has a prefabricated galvanized steel base available as an optional accessory.
Use for 3-4 hours for prevention and 5-7 hours to correct existing problems. Grower's Tip: Do not enter the greenhouse or use ventilation systems while in use. Away from other surfaces at the tallest point in the greenhouse, ideally during the darkest...
One-year warranty. Halls Automatic Vent Opener uses temperature sensitive cylinders that expand and contract to automatically open and close your greenhouse roof vents. Free flow of air without too much wind is essential especially during the growing...
The heavy duty material is reusable year after year and folds flat for storage. Widely used by nursery and greenhouse professionals, Plant Grow Bags are now available to the home gardener.
Measuring Range: Indoor Temperature: 14°F to 122°F (-10°C to 50°C) Outdoor Temperature: -58°F to 158°F (-50°C to 70°C) Indoor Humidity: 25% RH to 98% Relative Humidity Grower's Tip: Mount outside your grow room and run the sensor probe into the...
Consistent warmth ensures success! The Hydrofarm Seedling Heat Mat gently warms the rooting area 10-20° F over ambient temperatures to improve germination. Power cord • 50% thicker construction Size: 9″ x 19-1/2″ Grower's Tip: Easy-to-use instructions...
Easy to install. A waterproof alternative to reflective mylar! Black & White Poly is black on one side and white on the other. Wide Size: 10 ft. The black side prevents light filtration in to your indoor garden.
Keep your indoor crops growing upright with the HydroFarm Plant YoYo. Just hang above your plant canopy and use the orange/ yellow hook to support the stem. Comes with a plastic stopper to secure the string at the desired length.
Purchase by the case and save! Please call 1-800-289-6656 for pricing. Need a sturdy container that can handle your beefy plants? Benefits: • Heavy-duty construction • Rolled rims add additional strength • Drainage holes allow excellent air and...
Tall Purchase by the case and save! Please call 1-800-289-6656 for pricing. Keep track of your crop with Hydrofarm's Jump Start Plant Labels. Available size: 50-Pack Size: 6.0 in. You can even use them to keep track of your garden's progress — marking...
Long; cuts branches up to 1 in. The FELCO 2 pruner is a high-performance, get-it-done tool that lets you work all day with minimal hand fatigue. This is the classic model that started it all.
The Active Eye Illuminated Magnifier Loupe is ideal for identifying insect pests and plant diseases. Benefits: • Easily identify pests, disease or plant species • Provides targeted, optimal illumination • Compact and lightweight design • Super...
So many uses! Smart Support Hemp Twine can help tie up your garden tomatoes, make a teepee for your pole beans, or a hundred other uses. Length Grower's Tip: Make your support structures from this untreated fiber, then throw the whole business on the...
Features: • No plastic here! All-metal construction • Simple, sturdy design • Powerful blades • Perfect for cutting soft or woody stems • 5-year manufacturer's warranty Size: 8-3/4″ long Grower's Tip: A quality hand tool is necessary for every...
Made from heavy-duty plastic material and treated with UV resistant glue that will not weaken when exposed to the elements. Available size: 4-Pack Purchase by the case and save! Please call 1-800-289-6656 for pricing.
When pruners are too small to nip through branches, grab this handy tool. Diameter • Blade is 6.3 in. The specially-designed teeth won't clog with wood shavings or sap, making it a breeze to get your trees in shape! Features: • Rust-resistant steel...
Includes a sturdy pump and adjustable nozzle. Features: • Easy pump action • Adjustable nozzle — stream to fine mist • Large opening for easy filling • Locking thumb-operated control valve • Proudly made in the USA Ideal for pest control,...
Ingredients: Feather meal, fish bone meal, potassium sulfate, magnesium sulfate, cottonseed meal, seaweed extract and seven strains of Pro-Biotic beneficial soil microbes, PLUS Ecto and Endo Mycorrhizae.
Grower's Tip: Cow Pots last for months in the greenhouse, yet the naturally porous property of manure enables tender, young roots to easily penetrate the sides and bottoms. Say goodbye to petroleum-based plastic planters! CowPots are a revolutionary seed...
Always mix spray solutions according to product label instructions. Great for backyard orchards! The HD Hudson Trombone Tree Sprayer uses powerful in and out pump action to shoot a steady stream up to 25 ft high.
See product label for specific instructions. Organic-based ingredients promote stable consistent plant growth with NO growth spikes! OMRI Listed for use in organic production. 100% Natural & Organic! Dr. Earth Fruit Tree Fertilizer (Natural Wonder) is...
Grower's Tip: Pressed from the seeds and fruit of the Azadirachta indica tree, this organic leaf polish can be used on any plant without clogging the stomata (plant pores). Dyna-Gro Pure Neem Oil is cold-pressed and free of water and other additives.
Branches won't be out of reach with these Flexrake Classic Pruning Loppers! They're perfect for working overhead or reaching into a dense hedge. Diameter • Carbon steel, heat-treated blades • Hand-turned oak handles • Increased cutting power with...
Perfect for tomatoes, cucumbers, peppers… any tall plant! Reusable Tomato Clips make it easy to tie plants to stakes, trellises or support wire. Color: Terracotta Available size: 100-Pack Purchase by the case and save! Please call 1-800-289-6656 for...
