The are several different ways you can make your hair grow. The first and most important way to achieve healthy hair growth is to eat a healthy diet, and drink lots of water. Depending on your hair type you should wash your hair at least once a week. Also after washing your hair you should immediately use a good conditioner. Alternating weekly between your regular conditioner, you could fit in a deep conditioner to help promote hair growth. If all else fails you should visit your doctor, because it could be a health problem that’s preventing your hair from growing if you are taking care of it properly.