Re: First timer here! Can you add empty hermit shells to opea ula jar? As much advice appreciated
PostPosted:17 Oct 2025 15:24
I wouldn’t bother, leave the lid off a bit and let the algae grow, once it’s ready put your shrimp in and put the lid back on. If you get worried about contamination you can add activated carbon along the way but it’s really not needed unless things start to go wrong.