If letting the soil dry out does not get rid of the gnats, you may need to completely remove the plant from its current pot and into a fresh, clean pot with new soil. 1  Carefully remove the plant from its current pot. 2  Use your fingers or a soft brush to remove as much of the soil as possible.
When you get it home, unwrap it immediately and transfer to a loosely sealed plastic bag, with a paper towel tucked in to absorb any excess moisture. Whole heads of cauliflower can be kept in a loosely sealed plastic bag in the refrigerator for 4 to 7 days. Precut florets should be stored for no more than 4 days. How to prepare cauliflower Grant Butler demonstrates how to cut a head of cauliflower to get it ready for cooking.
Either way, as long as the ginger is fresh, there should be no problem squeezing out enough juice. (Ginger should be stored, unpeeled, in the vegetable crisper section of the refrigerator-it will last for up to one week if stored in a paper bag, and for 3 - 4 weeks if stored in a plastic bag).