Mahan pecan trees can self-pollinate. However, the male portion of flowers may not shed pollen when the female portion is receptive. It is best to cross-pollinate Mahans with other pecan varieties that produce pollen at the right time.
About this Author
Located in Jacksonville, Fla, Frank Whittemore has been a writer and content strategist for over 15 years, providing corporate communications services to Fortune 500 companies. Whittemore writes on topics that stem from his fascination with nature, the environment, science, medicine and technology.