What Light Spectrum is Best ?

[BusheyBuzz]

I am about to buy some new lamps for my twin 150w Aqua Medic metal halides, and wanted to know what lights to get I have 13K in them now, I know 20K will be a blueish colour, but are they as good for growth and health

What are all you guy's using and what is the recommendations

Thanks in advance

Buzz

 

[Gti_Leo]

alot ain for atleast 14000k but it all depends how much blue you like. do you have any actinic supplements?

 

[BusheyBuzz]

I have but wanted to loose them and get a couple of blue LED strips