Trivia: Oklahoma Declared Watermelon as its Official State ... Vegetable!

In 2007, Oklahoma made watermelon its official state vegetable.

Yes, you read that right: on April 17, 2007, the Oklahoma State Senate passed a bill declaring that not only is watermelon a vegetable (related to cucumbers, they said), it's also the state's official vegetable. (Source)

Other states have official vegetables are:

Arkansas - South Arkansas vine ripe tomato
Georgia - Vidalia sweet onion

Idaho - potato (what else?)
Louisiana - sweet potato
New Mexico - chile and pinto bean
North Carolina - sweet potato
Texas - sweet onion
Utah - Spanish sweet onion
Washington - Walla Walla sweet onion