Sylvania Pentron® Green T5 HO lamps 

These Sylvania Pentron® Green T5 HO lamps are cutting edge technology for indoor gardeners! 

Why are they special? These high-output T5 tubes emit a green light which is easy for people to see by, but because of the unique light spectrum they produce, they do not interrupt your plants' dark cycle.

They let you to work in a room with Photo-responsive plants (like carnations) without disrupting the night (OFF) growth pattern.

The green color of the high-output Pentron Green T5 is produced by using special phosphors inside the tube. Most others in the market modify the white light source with external filters that can weaken or discolor over time.

Pentron Green T5 HO lamps work great in any 4' T5 fluorescent fixture, including the T5 strip lights.

Available in 4' length.