1. These are cashew nuts in their original form! That kidney-bean-shaped bit is the cashew nut shell, and the yellow fruit above is a "cashew apple". Flickr: abhishek_jacob 2. Peanuts actually grow underground! They're technically legumes, not nuts, which is why they don't grow on trees. Flickr: proimos 3. Asparagus grows straight up out of the ground. Flickr: swamibu 4. Courgettes look like this in their ~natural form~, and those yellow blooms are the plant's female flowers. Flickr: rogue_michael 5. Cucumbers grow by hanging from plants, as opposed to on the ground like you might have thought. Flickr: bps 6. Artichokes are basically big-ass flowers! The part we eat is the bud. Flickr: milsom 7. Butternut squash actually grows on a vine. Flickr: coachjeff 8. And Brussels sprouts grow on big ol' stalks like this. Flickr: katy_bird 9. We're pretty used to just seeing grated nutmeg, but this is what it's like when it's growing on a tree. Flickr: mcaric 10. Kidney beans are fully formed in little pods. Flickr: binarydreams 11. Quinoa initially looks like this! When those seeds are ready to be harvested, they are taken off and rinsed, because their natural coating can give the quinoa a bitter taste. Flickr: wayneandwax 12. Pineapples grow from a leafy plant on the ground rather than on a tree. In fact, depending on the climate you live in, you can grow one by planting a pineapple top in the ground. Flickr: rho-bin 13. Lentils grow in pods, like the ones here. Flickr: morecoffeeplease 14. You probably figured dragonfruit grows on trees, but maybe didn't realise it grows on ones that look like this. Flickr: elcapitan 15. The spice saffron comes from the red stigma of a saffron flower. Flickr: kathleeno 16. Chickpeas are actually seeds that grow in the pods of a chickpea plant. Flickr: ksuyin 17. And finally, this is black pepper. After the fruits of this vine are cooked and dried, they become black peppercorns! Flickr: drriss The more you know!