The 16 Weakest Monsters in Dungeons & Dragons, Ranked Bonsai Tree Chinese Elm Exposed root over rock 20 tall Blue Glazed Korean Pot eBay Planter Palms Designer Palms Growing Jade Succulent Plant in Water by Michael Langerman Medium ZZ Plants 4 Biggest Fears Overwatering Its tuberous roots store water, so watering once a month is enough. Too much = root and leaf rot. Harsh Sunlight Direct sun can scorch it in 30 minutes.