18 possible answers to
Answers with 3 characters: PEA YAM Answers with 4 characters: BEAN BEET KALE LEEK OKRA Answers with 5 characters: ONION Answers with 6 characters: ENDIVE LEGUME RADISH TURNIP Answers with 7 characters: LETTUCE CABBAGE SPINACH Answers with 8 characters: BROCCOLI LIMABEAN Answers with 15 characters: TWENTYONEACROSS