50 watts per square foot means that.
Build your own high power led grow light.
Build your own diy led grow light panels at a cheap cost to start seed and grow your plants indoors without sunlight.
As a general guideline you should try to get a minimum of 50 watts per square foot with a led grow light.
This setup works out to be about 50 watts per cob 200w total.
For 300 400 you can make a highend light that will smoke any chinese light by miles.
High power component leds component light emitting diodes led bulbs of various sizes shapes colors and brightness from many brands including cree luxeon nichia more.
I do apologise if it looks like i m flogging a dead horse this will be my last instructable on g.
Not only that they last for a long time as well.
On today s post i want to talk a little bit about how you can build your own high power led lamp and how this way you can get a cheap low energy highly efficient device to make your plants grow.
Learn how to make your own grow lights.
A light like this will cover a space of about 2 5 x2 5 for flowering plants and will cover up to 3 x3 for vegetative growth or leafy greens.
I started this journey after after testing several of the low cost grow lights being imported from china.
By the time i got tired of fooling with the chinese junk 3 watt leds had come out and i re.
How to choose a led light for your specific setup using watts.
Makes 200 for some crappy weak lights.
To make your own grow lights you re only going to need a h.
High power led grow lights m k2.
Let s use a common build for this tutorial.
The first thing you need to consider here is the amount of leds you will be using the amount you will require for your plants and the power.
A 400w led grow light will cover a 2 5 x 2 5 ft space.
Now compare for just 150 more you can make a light with 4 cree cobs.
Every one i tested was over hyped low powered junk.
This is a fairly easy project with few tool requirements.
I paid 200 for two weak 300w led grow lights the cheapest china lights for 100 piece.
4x 36 volt cobs on a mean well hlg 185h c1400.
This guideline is by no means perfect but will help to get you started.
See instructions on how to build a high power led grow light.