Zone 0: Worth a try -  beets, collards, kale, mustard, spinach, chard, turnips.

Zone 1: Good chance - beets, collards, kale, mustard, spinach, chard, turnips. 

Zone 2: Good chance - currants, gooseberries. Worth a try - green beans, potatoes.

Zone 3: Good chance - green beans, lettuce, potatoes, strawberries, saskatoons, tomatoes. Worth a try - mushrooms, peppers, rutabagas, shallots, spinach.

Zone 4: Good chance - blueberries, elderberries, mushrooms, peppers, rutabagas, shallots, spinach, white beets, white carrots, white pumpkins, white raspberries, white turnips. Worth a try - asparagus, eggplants, fennel, honeycrisp apples, squash, zucchini.

Zone 5: Good chance - asparagus, eggplants, fennel, honeycrisp apples, squash, zucchini. Worth a try - Japanese red and white sweetpotatoes.

Zone 6: Good chance - Japanese red and white sweetpotatoes. Worth a try - celeriac, fingerling potatoes, wine grapes.

Zone 7: Good chance - celeriac, fingerling potatoes, wine grapes. Worth a try - Cape gooseberries (ground cherries), globe artichokes, tomatilloes.

Zone 8: Good chance - Cape gooseberries (ground cherries), globe artichokes, tomatilloes.

​