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Preservation Guidelines
COMMODITIES Fresh fruit, plants and vegetables
Recommended temperature Relative humidity Max.air exchange Approx. Storage Humidity control
°C °F % M3/hour days  
Apples -1 to 4 30 to 40 90 60 90-240 OFF
Apricots 0     32     90 15 7-14 OFF
Avocados (California) 3 to 4 38 to 40 90 40 14-28 OFF
Avocados (Tropical) 8 to 13 46 to 55 90 60 14-28 OFF
Bananas 14     57     90 30 14-28 OFF
Blueberries -1 to 0 31 to 32 90 0 10-14 OFF
Cape Gooseberries (Physalis) 12 to 15 54 to 59 80 15 30-60 OFF
Carambola (Star Fruit) 5 to 7 41 to 45 90 20 21 OFF
Cherimoya 12 to 14 54 to 57 90 30 14-21 OFF
Cherries (Sweet) -1 to 0 30 to 32 90 0 14-21 OFF
Chestnuts 0 to 4 32 to 39 90 15 120-180 OFF
Clementines 0 to 4 32 to 39 90 15 7-50 OFF
Cranberries 3     37     90 0 60-120 OFF
Dates 0     32     85-90 0 30-60 OFF
Durians 3 to 4 38 to 40 90 15 40-50 OFF
Feijoas 8 to 10 46 to 50 90 20 14-21 OFF
Figs 0     32     90 0 7-14 OFF
Grapefruits Variable     Variable     90 15 28-120 OFF
Grapes -1 to 0 31 to 32 90 15 150 OFF
Guavas 8 to 10 46 to 50 90 30 21 OFF
Jackfruits 13     55     90 0 7-21 OFF
Kiwifruit 0     32     90 20 60-90 OFF
Kumquats 10     50     90 15 28 OFF
Lemons (Depending On Variety) Variable     Variable     90 15 30-120 OFF
Limes 8 to 10 46 to 50 90 15 42-56 OFF
Loquats 0     32     90 15 14-21 OFF
Lychees 2 to 6 36 to 43 90 15 20-35 OFF
Mangoes (Depending On Variety) 10 to 14 50 to 57 90 30 14-21 OFF
Mangosteen 4 to 6 39 to 43 90 15 20-35 OFF
Manioc 0 to 2 32 to 36 90 0 150-180 OFF
Melons (Cantaloupe) 3 to 5 37 to 41 90 30 10-14 OFF
Melons (Honey Melon) 10 to 14 50 to 57 90 30 16-20 OFF
Melons (Watermelon) 5 to 6 41 to 43 85 30 16-20 OFF
Oranges (Depending On Variety) 4 to 12 39 to 54 90 15 35-90 OFF
Papayas 10     50     90 30 14-21 OFF
Passion Fruit 7 to 10 45 to 50 90 30 21-28 OFF
Peaches/Nectarines 0     32     90 15 14 OFF
Pears 0     32     90 15 60-180 OFF
Persimmon (Kaki) 0     32     90 15 60-90 OFF
Pineapples 8 to 12 46 to 54 90 15 14-21 OFF
Plaintains 9     48     90 20 10-15 OFF
Plums 0     32     90 15 20 OFF
Pomegranates 0 to 2 32 to 36 90 15 60 OFF
Prickly Pears 5     41     90 15 21-28 OFF
Rambutans 10     50     90 10 7-14 OFF
Strawberries 0     32     90 15 6-10 OFF
Bonsai   Special requirements apply, please contact your local office for details.
Cut Flowers 
Ferns  
Flower Bulbs 
Foliage  
Plants (Potted) 
Yucca Palm 
Artichokes (Globe) 0     32     90 0 15-20 OFF
Artichokes (Jerusalem) 0     32     90 15 90-150 OFF
Asparagus 0 to 1 32 to 33 90 20 14-21 OFF
Aubergine 8 to 10 46 to 50 90 15 10-14 OFF
Baby Corn 0     32     90 15 4-8 OFF
Bitter Gourd 8 to 10 46 to 50 90 0 14-21 OFF
Broccoli 0 to 1 32 to 33 90 20 7-14 OFF
Brussels Sprout -1 to 0 30 to 32 90 20 15-20 OFF
Cabbage (Chinese) 0 to 4 32 to 39 90 20 24 OFF
Cabbage (Savoy) -2 to 0 28 to 32 90 20 120 OFF
Cabbage (White) 0     32     90 20 200 OFF
Carrots 0     32     90 20 180 OFF
Cauliflowers 0     32     90 20 20-30 OFF
Celeriac 0     32     90 0 160 OFF
Celery 0     32     90 20 28 OFF
Chicory 0     32     90 15 24 OFF
Chili 8 to 10 46 to 50 90 20 14-21 OFF
Courgette (Zucchini) 7 to 10 45 to 50 90 0 14-21 OFF
Cucumbers 13     55     90 15 10 OFF
Endives/Escaroles 0     32     90 20 14 OFF
Fennels 0     32     90 0 14-28 OFF
Garlic 0     32     70 15 180 ON
Ginger 13     55     75 15 30-90 ON
Horse Radishes -1 to 0 30 to 32 90 0 300-360 OFF
Leeks -1 to 0 30 to 32 90 15 40 OFF
Lettuce (Butterhead) 0 to 1 32 to 33 90 20 12 OFF
Lettuce (Iceberg) 0     32     90 20 14 OFF
Okra/Lady Finger/Gombo 8 to 10 46 to 50 90 0 7-10 OFF
Onions (Dry) 0 to 4 32 to 39 75 15 270 ON
Pak Chois 0     32     90 0 30-40 OFF
Parsnips 0     32     90 0 60-180 OFF
Peas 0     32     90 0 7 OFF
Peppers (Capsicum) 7 to 10 45 to 50 90 15 14 OFF
Potatoes 4 to 6 39 to 43 90 15 240 OFF
Potatoes (Sweet) 12 to 16 54 to 61 80 0 90-180 OFF
Pumpkins 7 to 10 45 to 50 75-85 0 60-90 OFF
Radishes 0     32     90 15 5-14 OFF
Red Beet / Beet Root 3 to 4 37 to 39 90 0 180 OFF
Rhubarb 0 to 4 32 to 39 90 0 20 OFF
Rooted Turnip 0     32     90 0 120-180 OFF
Scorzonera 0     32     90 0 120 OFF
Sugar Peas 0     32     90 15 7-14 OFF
Sweet Corn 0     32     90 15 4-8 OFF
Taro 11 to 13 52 to 55 90 0 150 OFF
Tomatoes (Treetomato-Tamarillo) 3 to 8 37 to 46 90 30 21 OFF
Tomatoes (Depending On Variety) 8 to 12 46 to 54 80 30 14 ON
Tomatoes (Long Life - Daniella) 6 to 10 43 to 50 65 15 35 ON
Turnips 0 to 4 32 to 39 90 0 10-14 OFF
Yams 16 to 20 54 to 68 65 0 50-120 ON

COMMODITIES Dairy, fish, meat and other commodities
Recommended temperature
°C °F
Butter 0 to 2 32 to 35
Butter (Frozen) -20 or colder -4 or colder
Cheese 0 to 4 32 to 39
Cheese (Fresh) 0 to 2 32 to 35
Ice cream -26 or colder -15 or colder
Milk (Cultured products) 0     32    
Fish (Chilled) -1 to 0 30 to+32  
Fish (Deep Frozen) -20 or colder -4 or colder
Fish products (lightly preserved) 1     34    
Fish products (semi preserved) 2     35    
Shellfish  (Deep Frozen) -20 or colder -4 or colder
Meat (Deep Frozen) -20 or colder -4 or colder
Meat (Fresh) (Chilled) -1 to 0 30 to+32  
Meat (Manufactured) -1     30    
Meat products (Chilled) -2     28    
Poultry (Chilled) -1     30    
Poultry (Deep Frozen) -20 or colder -4 or colder
Chocolate 10 to 18 50 to 65
Eggs -2 28        
Individually quick frozen products (IQF) -20 or colder -4 or colder
Juice and concentrate  (Deep Frozen) -20 or colder -4 or colder
Margarine 0 to 3 32 to 37
Vegetables  (Deep Frozen) -20 or colder -4 or colder
All other frozen foodstuff -20 or colder -4 or colder