What is this white stuff?

Lostpizza

Reefing newb
image.webpI put my live rock in about 4 days ago! This stuff just appeared anyone know what it is?
 
It started out looking like this and 4 days later started growing this! My tank has not cycled yet!
 

Attachments

  • image.webp
    image.webp
    62.9 KB · Views: 406
Back
Top