Introduction
Watch the video above to see how to build a cheap LED grow light for your seedlings or cuttings. This light is more energy efficient than a shop light or cfl bulb. This light is perfect for a 10 inch X 20 inch seedling tray.
Parts Used
Configuration for cuttings
This configuration is good for a 10 inch X 20 inch seeding tray. Place 3 bulbs in the fixture. 27 watts of light is more than enough light to root cuttings.
Configuration for seedings
This configuration is good for a 10 inch X 20 inch seeding tray. Place 4 to 5 bulbs in the fixture. This will provide 36 watts or 45 watts of light for the plants. Start wit 4 bulbs. If the seedlings are stretching, ad the 5th bulb.
Configuration for leafy vegetables and herbs
This configuration is good for a 2 foot X 2 foot area. Place 7 bulbs in the fixture. This will provide 63 watts of light for the plants.
Configuration for fruiting vegetables and high light plants
This configuration is good for a 1 foot X 2 foot area. Place 7 bulbs in the fixture. This will provide 63 watts of lights for the plants.