mercury vapor lights

stoney_stoner

Well-Known Member

• Aug 4, 2007

• #1

are they good for veggying the plants

 

newbud

Active Member

• Aug 4, 2007

• #2

yep. but HPS lights are better for flowering. research it in the forums here. good luck

 

northerntights

Well-Known Member

• Aug 4, 2007

• #3

Stay far away from those, they emit a very bad spectrum and are nowhere near as efficient as HPS or MH. Agrosun has one with an altered spectrum but for the price and energy use it's no value.

 

bigballin007

New Member

• Aug 9, 2007

• #4

former post of mine about the subject. https://www.rollitup.org/indoor-growing/6748-mercury-vapor-light-bulb.html#post59250

 

FilthyFletch

Mr I Can Do That For Half

• Aug 9, 2007

• #5

yeah they are old school and wast alot of unused spectrums and your better off with hps or mh