When you do mow your grass, wear a mask to filter out the pollen particles. When you are in your car, keep your windows closed and your air conditioning on re-circulate. At home keep your windows closed during peak hours of the day, and be sure to replace your heating/cooling air filters regularly. Obtain a High Efficiency Particulate Air (HEPA) filter.
Gray Hair and Baldness: Coconut oil is also beneficial for preventing baldness and gray hair. Try mixing Bhringraj or Eclipta Alba leaf juice with the oil and apply this on the scalp and hair. Coconut oil is widely available in the market.
coconut oil is very well known in making hair grow longer and thicker therefore yes if you do that you will be able to notice some results in the long run you will have to do this on a regular basis though if you only do this from time to time it is highly likely that you will not see any significant results