On the downside the phantom 1 is somewhat bigger than most other growing leds that we tested.
High par led grow light.
Horticulture lighting group hlg 550 v2 r spec best value for money 3.
Par reading comparison at various footprint intervals kind led light spectrum at 24 inches.
Thanks to its high quality led chips the grow light also shines through its extraordinarily high par efficiacy of 2 92 umol j.
Gavita pro 1700e best overall 2.
The 5 best led grow lights that will maximize your yield in 2020 1.
Kind led grow lights on the other hand compared to hid lighting as well as to other led lighting options show extremely high par readings with an efficient and accurate distribution of strength across your plants desired spectrum.
Amare solareclipse best build quality 5.
Mid range lights such as a 600 watt or 900 watt led grow light should be 14 36 inches from the top of your plants.
Lower powered lights such as a 250 watt led grow light should be kept 12 24 inches above the top of the canopy.
Spider farmer sf best budget light 4.
High powered lights such as a 1500 watt 2000 watt or 3000 watt led grow light should be raised to 24 36 above the canopy.