"Sunflowers" is a series of oil paintings painted by Dutch painter Vincent Van Gogh from August 1888 to January 1889. The main content is sunflowers in vases. 3, 5, 12, and 15 sunflowers. They are collected by a private collector, the New Museum of Art in Munich, Germany, the National Gallery in London, England, the Xingya Art Museum in Tokyo, Japan, the Van Gogh Museum in Amsterdam, the Netherlands, and the Philadelphia Museum of Art. Through this series of works, Van Gogh expressed his understanding of life to the world and demonstrated his unique spiritual world.