Vegetable Seeds, Seeds from vegetables such us corn, pumpkins, gourds, onion, rocket, kale and broccoli. Vegetables such us peppers cucumbers and broccoli are plants that are cultivated for human consumption. Usually vegetables are green but also there are more colors such as yellow and red. Daily human vegetable consumption should be at least twice per day of various vegetables such as spinach, broccoli and cabbage. Choose your vegetable seeds from our wide variety.