Remove the dead roots and rotten leaves, and plant the succulent in a shaded area. Dry thoroughly. Crassula tetragona subs. Connivens can be found on the northern side of hills, under small shrubs or trees. It prefers partial shade over bright sunlight. Therefore, it can be placed on your desk without needing to go near a window. Keep it hydrated more often than other cacti. This is because it thrives in a humid environment. It's not the most inspiring place to work, with its dull white walls and fluorescent lighting. You can also make your own soil.