Food safety issues caused by heavy metal contamination is a global concern, but hyperaccumulating plants could be a solution. These plants have evolved strategies for extreme tolerance to heavy metal contamination, and can remove them from polluted soils. We want to study the genome of Sedum alfredii Hance, a perennial herb, that is known to extract cadmium, zinc, and lead from soils in China and it‘s an important issue around the world.