UV and far-red
UV and far-red on a grow light bar
UV and far-red are switches on the Pro bars. They can stay off early in the cycle.
- 385 nm UV on listed bars
- 730 nm far-red
- Independent switches
- White + 660 nm base
On the published bars
Both published bars add 385 nm UV and 730 nm far-red on their own switches, on top of white and 660 nm red.