Reasons for the absence of crops in trees

After the landing of the gardeners, the gardeners are looking forward to the moment when the trees begin to be fruitful and wonder with their flowers. And here, it would seem a period of adaptation behind, but somehow the tree does not grow at all. And instead, it is necessary to rush in a thickness to the prey, where more effectively to deal with the causes of the absence of the crops for the possibility of their further elimination.