height is purely based on genes ayurveda says 'vanshaja or anuvamshika ' hence if both parents are short there may be chance of children growing short and also some time malnuirshed at age of growth phase do not grow, and after 22 or odd boys do not grow that is after attaining puberty and girls too do not grow after puberty hence the person should try to take good calcium rich food and suppliments and ayurveda has some medciines ghritas which enhance the activity of harmones
Height is determined mainly by your genes. So nothing much could be done about it. Growth hormone preparations should be considered in the initial stages that is during childhood. Along with this a good nutrition, physical activity in the form of playing games and also treatment of infections and illness shall see to it that you should go to your highest level allowed.