Nigeria population is currently over 180 million and is predicted to increase to about 350 million by 2050 meaning food production will increase by 40% meanwhile Nigerian farmers still struggling to prevent crop yield losses of 30-40% due to plant disease which is a major challenge facing Nigerian farmers. The incidence of crop diseases often leads to the reduction in the quality of the crops produced and it usually results in huge losses which discourage farmers from continuous production of the crop. Most farmers eventually stop crop production after they have been faced with series of crop diseases infestation which they cannot effectively control. Our solution is Green farm is an Android mobile apps that leverage on affordable latest revolutionary process technologies like Machine learning to provide finger tips information and solutions to farmers to increase food production. Our solution is innovative because is a chatbot app (like conversation app) which is simple and fast to use, the solution given is unbiased.