Zone 3 growers typically have frost and cold weather already starting before October. So going into October there isn't much that can be planted going into winter. That being said, there is still time to plant garlic. Planting garlic in October will give it an early start come spring. Below is a list of items that can be planted in zone 3 in October.
Music garlic is a "Garlic Lovers" garlic! This garlic variety is prized for it's mild flavor and ease of peeling. Its flavor is well developed without any bitterness, and it does not disappear when cooked. Just one clove can add so much flavor to any recipe, so it is time-saving! This variety keeps well until April or May when stored properly. Most bulbs average 4-5 cloves.