In this work, an online database system, for rubber tree leaf diseases is presented. Based on the database system, the client can identify the diseases that infected the rubber tree leaf by observing the collection of data shown in the databases. On the other hand, this system may assist the client on identifying the diseases by comparing their records with the available information. While the advantage of this system is it may help new users to study the characteristics of the diseases without referring to the expertise since the information is consists of sample of images and its symptoms.