They are considered a dwarf even though they can get 5 plus inches. Mine bred at a very small size also so you should be fine. These are incredible colored fish but get nasty...I house mine with larger species of aggressive mbuna and everything works out very well.
Follow up video on my very red marble convict female. I'm raising some other very red females but would love to eventually raise some completely red convicts.
I stumbled across this big guy at a LFS. I've read about these fish before but never seen one in person. These fish are sometimes sold as freshwater groupers but they truly aren't, even though they have a high tolerance for different water chemistry. This fish was so impressive that I had to...
I found them to be very adaptable to a range in temperature. I actually don't have a heater in their tank so the tank ranges from 74 - 80 degrees during the changing seasons. I've never had them with plants...but they seem to be a typical barb...I think you would be ok :)