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Is it okay to add cleanup crew before tank is cycled completely or will it throw it all out of whack?
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What do you mean by colony like a colony of coral? Because I’d hope notUnless you are going to add something like colony i would wait nothing happens fast in this hobby![]()
ATM colony bacteria in a bottle i have used several times with great successWhat do you mean by colony like a colony of coral? Because I’d hope not

I used fritz turbo start it’s been like a wewk and a half still cyclingATM colony bacteria in a bottle i have used several times with great success![]()
I have diatoms atm and 2 clowns in ammonia is 0 but n02 and n03 are pretty high. Waiting on those to go down before I get anything else.It’s worth mentioning that not all systems see the “ugly” stage. I’d say it’s safe to add a CUC after ammonia and nitrite are at 0. BUT that’s your first additions. And you have to feed them. I think it’s better to add a fish as your first addition. Timing usually works out where 2-4 weeks later you actually HAVE A NEED FOR A CUC and they can be your second additions.
So like maybe a few snails and crabs here and thereI'd recommend when you do add your CUC, to add them in small amounts. Most clean up crew packages online are overloaded with creatures that will end up starving in your system. Add them in small increments so that you have just enough for them to do their jobs.

