These are two Barrel Cactus I own, on the left is the Echinocactus grusonii "Golden Barrel Cactus" and the other on the right is a Melocactus oreas the Common Name(s): Synonym(s): Cactus oreas, Melocactus cremnophilus, Melocactus rubrisaetosusfeel.
Barrel Cactus
Golden Jade Tree
This one is a Succulent which is called a Golden Jade Tree (Crassula ovata ‘Sunset’). I have now replanted it into a larger terracotta pot while replanting for potting mix I used cacti and succulent mix that I brought at a local nursery.