['To obtain the information on ecological adaptation of Ocimun basilicum introduced from Xinjiang to Hangzhou and study the effect of different harvesting times, drying methods, and different organs of Ocimun basilicum on Volatile oil content', 'Extraction was undertaken according to The Pharmacopoeia of China, 2010 edition.', 'Sun-drying was the most efficient way to obtain Volatile oil compared with other methods. The largest biomass was harvested at 3rd, September. Furthermore, Volatile oil was found to accumulate mostly in the flowers and little in the stems.'] Do [ Factors influence volatile oil content in Ocimun basilicum introduced from Xinjiang province to south-east China ]?