Greenhouse Equipment

In Your Greenhouse : A Beginner's Guide

by Greta Heinen Beginner’s guide to year-round greenhouse gardening. Expert tips on environmental control, productive techniques, and one-year grow calendar. About the Book In Your Greenhouse is the perfect guide for novice greenhouse gardeners...

Indoor Temperature and Humidity Gauge

N2648 Temperature and humidity are the two most important climate readings you need to monitor to keep your greenhouse performing at its peak. This economical instrument tells you both indoor readings at a glance. Size: 6.30" W x 3.18" H x 1" D...

Jumbo Hygro-Thermometer

Know your greenhouse climate. You'll find multiple uses for and multiple places to put this hygro-thermometer. Check the large number LCD display from a distance, and move it around with you as you go about your gardening tasks. The hygro-thermometer's...

Jumbo Thermohygrometer

Easy-to-read temperature scale (°F/°C) Humidity scale (%RH): Dry/Ideal/Wet Mount indoors or outdoors Hang on long nail or screw Weatherproof thermometer Specifications:Temperature range: -60°F to 120°F (-50°C to...

Jump Start 4 ft T-5 Light Fixture with Timer and Stand

Start plants faster - L5361  Our bestselling plant light system now comes with a built-in timer. With a single button press, you can choose your lighting schedule: 12 hours on/12 hours off, or 18 hours on/6 hours off. Easy lamp height adjustment makes it...

Knitted Shade Panel 60% Green

Made in the Shade - C2151 Avoid plant-killing high temperatures in your greenhouse. Some shading is required during spring, summer, and early fall. Plan to cover the roof and south wall at least down to bench level.Our panels have extra-strong 2-3/4"...

Knitted Shade Panel 65% Ulta Tan

This fabric blocks 65% of sunlight - C2157 Avoid plant-killing high temperatures in your greenhouse. Some Shading is required during spring, summer, and early fall. Plan to cover the roof and south wall at least down to bench level.Our panels have...

Knitted Shade Panel 87%

This fabric blocks 87% of sunlight - C2155 Choose Forest Green or Gray Avoid plant-killing high temperatures in your greenhouse. Some shading is required during spring, summer, and early fall. Plan to cover the roof and south wall at least down to bench...

Lean-To Powered Ventilation System

Automatically cool your sunroom A narrow home-attached greenhouse will receive adequate fresh air from a single oversized intake shutter. It is preferable to locate the fan on the end wall opposite the door, and the shutter next to the door. The fan is...

Lexel Clear Sealant for Glass

Remains flexible, mildew resistant This clear sealant can be used on glass, fiberglass, masonry, aluminum, wood, and other applications where you would want the sealant to dry clear. Lexel is a copolymer rubber that stretches to absorb movement -- won’t...

Liberty Automatic Louver Opener

For automatic ventilation - C3533 The Sesam Liberty solar-powered control will open and close a louver window as temperatures change, enhancing airflow through the greenhouse as needed. The operating range for this solar vent opener is easily adjustable...

Lite Tite Peel & Stick Zipper

◗ Heavy Duty Zipper◗ Light Proof◗ Dust Proof◗ Water Proof◗ Black Tear Proof Tape Designed for use with ordinary construction vapor barrier to seal off work zones, this adhesive-backed zipper is perfect for creating a simple, resealable access doorway. It...

Lockknit Shade Fabric Kit, 60% density, green

A low-cost option for shading your greenhouse! - C2064 Economical, lightweight, and easy to handle. Cut to any shape or size. It will not unravel. 100% UV-stabilized polyethylene. 18 Grommet Clips and Tie-Down Cord included. 60% Density.* Green. Choose...

Manual Vent Control

With linear gear drive Lift heavy vents or skylights with this precision-built vent control. Smooth running gears lift and hold vent at any opening up to 13" that you select. Change as needed. Recommended for occasional use venting. (Use automatic...

Megavent Control, aluminum color

With a 26-lb. lifting capacity, twice that of standard solar openers, the Megavent is the best choice for heavier roof vents, side windows, and skylights.A built-in hydraulic damper prevents the vent from being opened by high winds. An extra-strong...

Megavent Replacement Cylinder

For use with Megavent solar-powered opener (C3530) from Orbesen Teknik in Denmark. Cylinder color is black, 1" diameter and smooth.