Sedum acre, the Goldmoss Stonecrop, Goldmoss Sedum, Biting Stonecrop or Wallpepper, is a perennial plant native to Europe, but also naturalised in North America. This plant grows as a creeping ground cover, often in dry sandy soil, but also in the cracks of masonry. It grows well in poor soils, sand, rock gardens, and rich dirt, in a variety of light conditions. It does not thrive in dense shade with limited water.