Related Clues:

• Purple-hued root
• Got the honey at first for sugar from the whole of it (4)
• It might be pickled
• Antioxidant-rich veggies
• Asked pound for vegetable
• Source of sugar cane, reportedly
• What sounds like cane, isn't!
• Soundly thrash, using a crop
• Root used as a source of sugar
• Genus of plant with succulent root
• Root, maybe source of sugar
• Vegetables whose genus shares its name with a Greek letter
• Swiss chard, e.g
• Pickling candidate
• Red salad veggie