Frontierland would seem a more likely candidate for edible landscaping, but it works just fine in Tomorrowland, too. They grow food in Disneyland, and it looks great. Do cast members get fresh produce as a portion of their pay? If you know where the food goes please tell us. Asking the woman at the nearby churro cart didn't get us very far. And yes, we did see Eeyore, bless his gentle soul.