Although soil erosion is a natural occurrence on all land, there are certain factors that call accelerate erosion making it more noticeable and problematic. While there are many different factors that can cause soil erosion, most can be broken down into two main categories: 1  Erosion by Water. 2  Erosion by Wind.
This article is about the plant. For other uses, see Mustard. Brassica juncea, mustard greens, Indian mustard, Chinese mustard, Jie Cai (in Mandarin) or Kai Choi (in Cantonese), or leaf mustard is a species of mustard plant. Subvarieties include southern giant curled mustard, which resembles a headless cabbage such as kale, but with a distinct horseradish-mustard flavor.
(Chrysanthemum coronarium) Asteraceae; also known as edible chrysanthemum, and tong ho in Chinese. 1  Beautiful yellow single chrysanthemum flowers are edible, but the plant is grown primarily for the edible leaves. 2  Self-sowing annual. 3  Enjoy leaves and flowers raw in salads, or stir-fry leaves with other Asian vegetables.