We reviewed hundreds of led grow lights available on the market as of sep 2020 and created a simple list to help you pick the best led lamp for your cannabis grow each lamp was evaluated across a variety of factors.
Best led wattage for weed.
It has fans which run quietly and effective at keeping the led lights cool.
For example the gavita led 1700e is 646 actual watts but is equivalent to a 1 000 watt hps.
The phantom 1 editor s note.
Harness the power of intense led light using highly efficient samsung lm301b leds some of the best leds on the market.
The best grow lights combine high wattage lumens and par with a full spectrum of light wavelengths to maximize your yield.
Cost wattage yield durability spectrum and more and these lights are truly the best options out there.
Best led grow lights for cannabis 2020 spider farmer sf 4000 led grow light.
Opticled has meanwhile changed the name to phatslim 1 by opticled is without a doubt a masterpiece in the world of cannabis grow lights having been released in late 2019 it is well equipped with state of the art tech at every level.
When growing cannabis a good rule of thumb is to use a minimum of 50 watts of light per square foot of grow space.
Although just about any led grow light even the worst ones can grow good weed some newer models developed specifically for cannabis are getting better yields density and plant growth rates than older and generic models.
This led grow light can adequately cover a 7 7 grow tent filled with cannabis plants.
July 9 2020 led grow light technology has been improving rapidly especially in the last 1 2 years.
The size of your grow space.
The huge spider farmer sf 4000 led grow light contains 1 212 evenly spaced leds powered by a dimmable meanwell driver.
To work out what size of led grow light you need you first need to calculate the exact size of your grow space.
We want to flood our plants with light food so that they have lots of energy to.
The phantom 1 uses 180 highly efficient white led chips which were invented by samsung and released in april 2019 known as.
Although wattage is an important factor in deciding what grow light to purchase for your weed it s important to consider the par output too.
However you could technically put up to 4000 watts over a 4 by 8 growing area if you could manage the heat load.
Typically one 1000 watt led grow light is the minimum for a 4 by 4 grow area.
So if your 5 x 5 growing space requires 320 480 watts of grow lighting and you choose the led route make sure your led light features an actual wattage of between 320 480.