Digitalis obscura drug digitalis. Its strikingly distinctive amber- to copper-colored flowers give the species its name and help distinguish it from other members of the genus. "Digitalis obscura" is native to eastern to southern Spain and northern Africa. It occurs in both the mountains and the lowlands near the coast. However, it can be grown in many non-native areas as an ornamental plant. "Digitalis obscura" naturally grows well in dry climates and in high altitudes. Unlike many other foxgloves, it is drought-tolerant when it is deeply rooted and established. It thrives in average, well-drained soil with pH levels of 5.8–7.2. It may
Radioactive contamination from the Rocky Flats Plant tests." As noted by Carl Johnson in Ambio, "Exposures of a large population in the Denver area to plutonium and other radionuclides in the exhaust plumes from the plant date back to 1953." Weapons production at the plant was halted after a combined FBI and EPA raid in 1989 and years of protests. The plant has since been shut down, with its buildings demolished and completely removed from the site. The Rocky Flats Plant was declared a Superfund site in 1989 and began its transformation to a cleanup site in February 1992. Removal of the plant and surface contamination was