[CRP Tnk Bldr]

You could even just got one live rock from a good lfs and let it "seed" the rest. That way you don't rush it and less chance of unwanted things coming with lots of rock. I honestly could not tell you the time frame difference between using one LR as apposed to a lot of LR or using none.

 

[CRP Tnk Bldr]

I think lime green is coralline if it doesn't look raised.... I have a lot of it in mine and the older spots of the green are starting to turn purple... One of my rocks in the highest flow area is turning blue! Kinda excited to see what it comes out like