Digitalis obscura die if left in wet soil over winter. "Digitalis obscura" grows in either full or partial sun. It blooms during late spring from May to June and spreads over the ground about 0.75–1.5 feet. Once established, it is perennial and grows at a rather moderate to fast pace. It is non-invasive and attracts hummingbirds. It is naturally resistant to deer and rabbits. "Digitalis obscura" is a shrub that grows about tall. The stems are smooth and erect. The long leaves are basal and form in a rosette fashion growing outward closer to the ground. Smaller leaves grow alternately along the
Drug pollution Drug pollution Drug pollution or pharmaceutical pollution is pollution of the environment with pharmaceutical drugs and their metabolites, which reach the aquatic environment (groundwater, rivers, lakes, and oceans) through wastewater. Drug pollution is therefore mainly a form of water pollution. "Pharmaceutical pollution is now detected in waters throughout the world," said a scientist at the Cary Institute of Ecosystem Studies in Millbrook, New York. "Causes include aging infrastructure, sewage overflows and agricultural runoff. Even when wastewater makes it to sewage treatment facilities, they aren't equipped to remove pharmaceuticals." Most such pollution comes simply from the drugs having been cleared and