Climate Chart for Root Cellar Produce
Don’t freeze your farm fresh veggies! Follow these optimal climate conditions for produce.
(Find out: What is a root cellar?)

by: Rachel Machacek

Environment Temp. (F) Humidity            Crop

Cold/very moist
32-40 degrees  90–95% Carrots, beets, celery, Chinese cabbage, kohlrabi, Brussels sprouts, rutabagas, turnips, collards, leeks, broccoli and Jerusalem artichokes
cabbage head

Cold and moist
32-40 degrees  80–90% Potatoes, cabbage, cauliflower, apples, grapes, oranges, pears, endive and grapefruit group of potatoes

Cool/fairly moist
40-45 degrees  85–90%
Cucumbers, sweet peppers, cantaloupe, watermelon, eggplant, ripe tomatoes and cheese stem tomatoes

Cool and dry
35-40 degrees  60–70% Garlic, onions, beans, canned foods, grains nuts, smoked fish and meat vidalia onions

Fairly warm/dry
50-60 degrees  60–70% Dry hot peppers, pumpkins, winter squash, sweet potatoes and green tomatoes red hot peppers