Carver started his academic career as a researcher and teacher. In 1911, Washington wrote a letter to him complaining that Carver had not followed orders to plant particular crops at the experiment station. This revealed Washington's micro-management of Carver's department, which he had headed for more than 10 years by then. Washington at the same time refused Carver's requests for a new laboratory, research supplies for his exclusive use, and respite from teaching classes. Washington praised Carver's abilities in teaching and original research but said about his administrative skills: