Horseradish makes clusters of small four-petal white flowers in early to mid-summer. However, those often are snipped off so that all of the plant’s energy will go into producing yellow-white or ...

Ox tongue (Gasteria glomerata) is a succulent gem. Foliage consists of paired leaves, each of which is thick and covered with ...

that means it's related to many cheap and easy to find plants like horseradish, cabbage, or broccoli. But unlike these it's incredibly expensive, a kilogram of fresh wasabi can cost you 25 times ...