Actinic range best for Coraline & SPS/LPS

[LBC]

Is there any research or experience on what wL of actinic coraline (or other inverts) prefer for growth & color?

420 seems so hard to find, and when I do, tis so costly

 

[Sharkbait420]

420 seems so hard to find, and when I do, tis so costly

This surprises me, especially in California. Don't they have those
medical shops?

 

[kres1024]

This surprises me, especially in California. Don't they have those
medical shops?

Really!!!
I think he's talking about color spectrum not a metal grade..

 

[Sharkbait420]

Really!!!
I think he's talking about color spectrum not a metal grade..

Oh