Julius Caesar reportedly kept a stockpile of it in the Roman treasury. Emperor Nero is said to have owned the very last stalk of it. And yet today, not a single living Giant Money Tree Stump Lilies are a must have bulb for me. Starting with the Asiatic lilies, you can have an extended two month period of bloom. My favorites are the Martagons and fragrant Orientals. But 14 best self watering planters, according to gardening experts CNN Underscored