Let's go through the alphabet and for each letter name something in your garden that starts with the next letter. Try to pick something you might actually be growing or something you have (like a garden took of some sort). Obviously some letters might be tough (like Q or X!), so then just think of something that works for that letter.
D is harder than I thought it would be. I'm not growing anything that starts with a D. but there are dandelions growing in my dried up grass field. And my dad used to make deep fried dandelions, so I guess it's sort of a food