That's because I grow enough to eat a bulb of garlic every day, year-round. While most of my garden adventures are hobby-level attempts at self-sufficiency, my garlic crop is for real. Garlic is an overwintering crop, planted in fall and harvested mid-summer. So if you want to have a crop next year, it's time to think about planting. 15 Homemade Organic Pesticides. Garden Designs.