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.
This method preserves the most nutrients and is really easy. Put Cauliflower in an inch of water in a microwave-safe dish. Cover tightly and microwave 5 to 7 minutes (total minutes may vary depending on wattage of microwave, so experiment). A delightful way to cook Cauliflower, steaming preserves flavor, texture and nutrition. Bring 1 to 2 inches of water to a boil in a pot. Arrange florets evenly in a steamer basket, making sure the water does not seep into the bottom of the basket. Cover and steam. About 5 minutes should be just about right, but it all depends on your steaming setup.