Crassula rupestris ssp. marnieriana x C. perforata ssp. kougaensis hybrid. Once it gets more mature it will start to trail.
It's care is similar to that of other Crassulas. It likes a bright place, however hot afternoon sun can burn the leaves. Water regularly in the summer months, and less frequently in the winter. This plant can handle slightly freezing temperatures, we recommend to bring it inside when the temperature goes below -4 degrees Celsius in the night.