Virtual reality (VR) is a hot spot of technology at home and abroad in recent years, is an integrated and information science. Is with the aid of computer technology and the hardware equipment, the realization of a kind of people can be felt by touch the olfactory audio-visual means virtual dreamland. The technology has been used in industry, commerce, education, medical, military, entertainment and so on various areas to work, this article mainly from the aspects of agriculture, introduced virtual agriculture, virtual plants, and virtual technology application in agriculture.