Allium is a large and diverse genus of plants that includes many edible and ornamental species, such as onion, garlic, leek, chive, and ornamental onion. The genus Allium derives its name from the ...

meanwhile a bulb of a larger variety called Allium giganteum can run closer to six dollars. The good news is you can save money on growing this ornamental onion by harvesting its seeds. Collecting ...