Agreed - a healthy Notocactus schlosseri (Syn: Parodia erubescens). An easy to grow, free-flowering species. I also agree about the watering, it will need a bit more as the weather heats up. They're globular when young, then become short columnars with age - they grow out before they grow up. See: ...

anttisepp wrote: ↑Mon May 17, 2021 8:29 pm Healthy Notocactus, probably schlosseri, nothing to alarm. By the way there're buds on the top and it's not wery healthy for this native from Uruguay cactus to be very dry in summer.

Thank you so much for your help!

I've had this cactus since mid-February and I noticed recently that there is a slight indentation at the base, as if it were growing outwards at an angle before growing upwards. I'm not sure whether this is normal or I should be concerned; I killed my last cactus through over-watering but I don't th...