Nowadays, our living environment is becoming more and more complex and, the complexity can be found in almost all the aspects of our daily activities Agroecosystems are good examples of complex systems, and the control of insect invasion is essential in pest management activities. Species distribution modeling(SDM) is a widely used modelling approach that predict the distribution of insect pest across geographical location. Despite their ability to predict the different zone suitable for the spatial dispersion of insects, there are unable to tell us about the time the invasion may occur in these location. this is why a new spatiotemporal algorithm is proposed to improve prediction of insect invasion. Afterward the algorithm is implemented and some simulation case of its application are presented.