Quoted from Suzanne
Are kohlrabi greens edible? Are they as beneficial as Kohlrabi?
Quoted from http://www.care2.com/greenliving/how-to-use-kohlrabi.html
Handling: If the kohlrabi leaves are still attached to the bulb, trim them and store separately. If the leaves are in good shape—firm and green—they can be cooked but will need to be used within a couple of days.