Updated Dirty Dozen and Clean 15

Source: http://www.ewg.org/foodnews/summary/

Dirty Dozen 2012: Buy these organic
1
Apples
2
Celery
3
Sweet bell peppers
4
Peaches
5
Strawberries
6
Nectarines - imported
7
Grapes
8
Spinach
9
Lettuce
10
Cucumbers
11
Blueberries - domestic
12
Potatoes
+
Green beans
+
Kale/Greens
+ May contain pesticide residues of special concern

Clean 1: Lowest in Pesticide
1
Onions
2
Sweet Corn
3
Pineapples
4
Avocado
5
Cabbage
6
Sweet peas
7
Asparagus
8
Mangoes
9
Eggplant
10
Kiwi
11
Cantaloupe - domestic
12
Sweet potatoes
13
Grapefruit
14
Watermelon
15
Mushrooms