cluster clusters crassula-argentea crassula-obliqua crassula-ovata crassula-portulacea five-petalled flower flower-clusters flowers foliage friendship-tree hardy indoor-plant jade jade-plant large lucky-plant money-plant money-tree outdoor-plant pot-plant shrub shrubbery star-shape star-shaped sturdy succulent succulents variations variety various common crassula ovata droplets everfgreen fleshy friendship tree garden plant houseplant jade plant leaves lucky plant money plant money tree plant rain raindrops round water wet worldwide