1a. salad vegetable 5 letters... sorry no letters placed.
0a. an old house of conviction 9 letters - - - - - - e - l
15a. root vegetables 8 letters. - i - - - i - -
16d. vegetables with small bulbs and long leaves. 0 letters. - - a - - - o - s
20d. large port in ne italy 7 letters t - - - s - e
thanks in advance