Markweed is a weed that can be found in many areas around the world. It is a member of the sunflower family and can be found in a variety of habitats. It is often found near water sources or in wet areas. The seeds of the markweed are eaten by a variety of animals, including birds and rodents, and these animals help spread the weed. The weed can grow up to 2 meters in height and has long, thin leaves. The flowers of the markweed are small and white and the seeds are a light green color.