👉 Savoca is a genus of plants in the family Fabaceae, commonly known as the Japanese knotweed or Japanese wild onion. It belongs to the family of lankhams and has been found across Japan, including its natural habitat of forests and grasslands. The leaves are usually arranged in a spiral pattern and have a distinctive pointed tip. Savoca grows up to 1 meter tall and is commonly used as ornamental plants due to their attractive foliage and bright colors.