Make a chart that shows your ovulation periods and try to coincide that with ideal times astrologicaly. Mint is a good fertility herb. With it's ability to cross breed being so good, it has a fertile attribute. Just remember not to over do any supplement that you take because it could have averse reaction.
Also, adoption is a wonderful thing. there are many kids up for adoption that could have to wait years before they feel the love of a family I've they are even lucky to do so.