A visitor tastes herbal tea made of peony flowers at the Caozhou peony park in Heze City, east China's Shandong province, April 16, 2014. Heze, growing about 30,000 hectares of peony, is the hometown of the flower, where it is taken as food, top-quality cooking oil, cosmetics and herbal medicines. (Xinhua/Guo Xulei)
