questions: query about pest prbolem. 
 answers: in a spray bottle, mix two cups of water with two spoonfuls of garlic powder. add a teaspoon of dish soap, which will create an adhesive element that will allow the spray to stick to insect and plant leaves. spray onto the insects as well as surrounding shrubbery and soil.
spray dursban @ 1-2 ml/litre of water for 3 times at 5 days interval.