If you grow cannabis in a greenhouse you don t need to bathe your plants in full spectrum light quite so often.
Best led spectrum for flowering.
Turn your red light spectrum that s red and deep red up to 100.
So while there is no specific led grow light spectrum for any particular plant the ratio of red to blue light is very important to maximize growth and the rate of photosynthesis.
Cultivate healthy plants year round with a full spectrum grow light like our top overall pick the roleadro led 75w grow light.
They have the perfect spectrum and get deep canopy penetration.
How the light spectrum affects growth.
Again this essentially mimics the natural seasonal changes in the sun s available light spectrum.
The sun does a lot of the heavy lifting so you only have to provide supplemental light.
You can also find grow lights with a best of both worlds colour temperature of about 3 500k which you can use for both vegging and flowering.
Introduce red light to boosts bud development.
For flowering a warm light with a reddish tone about 2 800k is optimal.
Position this grow light above or next to plants at any stage of growth including seeding vegetative or flowering for a boost of full spectrum lighting.
The best led spectrum for growing cannabis in a greenhouse.
The most important wavelengths in the red spectrum are from 640 to 680 nm.
Now nothing beats the top led lights for flowering.
The red light spectrum comes in handy as you enter into the flowering stage of growth.
Flowering stage this is the red spectrum s time to shine so to speak.
Cost wattage yield durability spectrum and more and these lights are truly the best options out there.
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.
For the longest time led lights had trouble flowering plants.
Up until now you ve been shielding your plants from a blast of red light to prevent stretching but now your plant needs all the photons it can get.
But that s only the best.