How to Make Hair Grow Long Faster ... Depending on how oily your hair is, shampoo and condition your hair only about 3-4 times per week. ... People who have greasy hair probably want to wash their hair more than the 3-4 per week average, as a buildup of ... Cutting hair does not make hair grow faster from the roots.How to Grow Your Hair Out Quickly .... Some people's hair grows faster than this, some slower. Flag as ... While this won't really help to make it grow, it helps to keep your hair in better condition, which makes it easier to maintain longer hair.