Spray your zucchini plants once a week with a solution of 1 part milk to 9 parts water. You can use any kind of milk available. This will keep your plants from getting powdery mildew, a serious threat to zucchini plants. | eHow
Freezing Garlic ------- Likewise, a puree of garlic and olive oil can be frozen like my other pestos, in cubes or small containers. The University of California at Davis recommends 1 part garlic to 2 parts oil, for a sauté mixture that remains safely frozen but is soft enough to scrape the needed amount off at any time.