Some seaweeds, like kelp, can grow up to a foot a day! elaborate
Bell peppers are botanically fruits, not vegetables. elaborate
Brussels sprouts are part of the cabbage family, and their buds are actually tiny cabbages themselves. elaborate
Dandelion greens are more nutritious than spinach. elaborate
Acorn squash is technically a fruit, not a vegetable. elaborate
Swiss chard's colorful stalks are actually its petioles – the leaf stems. The leaves themselves are edible too! elaborate