Michelle Obama’s Top 10 Gardening Tips on the “Late Show” (Video)

“In his lifetime, the average American will eat half a radish,” and other fun facts from the First Lady.

Last night, Michelle Obama—who recently released her book American Grown: The Story of the White House Kitchen Garden and Gardens Across America—delivered David Letterman’s top ten list. The First Lady was not in the studio; she was beamed in from the White House map room.

On to the list (or skip down to view the clip):

No. 10: Gardening was invented in 1822 by Albert Gardener.

No. 9: Plant avocados, tomatoes, onions, and cilantro together, grow a guacamole tree.

No. 8: Eggplants were originally cultivated for use as doorstops.

No. 7: In his lifetime, the average American will eat half a radish.

No. 6: The largest zucchini ever grown contained a Starbucks.

No. 5: Later this year the Supreme Court will finally rule on “tomato” versus “to-mah-toe.”

No. 4: If you have an actual green thumb, it might be scurvy.

No. 3: Lettuce is 96 percent water and 4 percent lettuce.

No. 2: The White House tool shed contains shovels, trowels, and Weed Whacker One.

No. 1: “With enough care and effort, you can grow your own Barack-oli.”