minimal algae

Hello, I have really wanted to add a tuxedo urchin to my 32G biocube. I’m not sure if I can add one yet though. My tank has only been completely cycled for about 2 months now. I don’t have much algae due to the cuc I already have: 3 turbo snails, 5 nassarius, and 2 astrea snails. I had read I...