Holiday photo cards are usually special and generally pretty special to the family members and their friends. They’re usually very sentimental and depicts the family and its happiness.  Most of the time, the theme of Christmas holiday cards is simply that, Christmas.  They are usually red and green with some kind of Christmas-like image plastered on them.  If you like the traditional feel of those normal holiday photo cards, then a Christmas tree themed holiday card might be just the thing for you.  There are a good number of things that you could do with a Christmas Tree themed holiday card.  The simplest would probably be to simply have images of Christmas trees dotted around the outside of your photo and on the back of the holiday photo cards.  A slightly cooler idea would be to have the actual holiday cards be in the shape of Christmas trees.  This would give the card the extra kick to make a very memorable one.  It is probably impossible to actually find cards in the shape of Christmas trees right out of the blue.  Therefore, it might be a good idea to hire a professional card making company to make the holiday photo cards for you, in the shape of Christmas trees.  This might be a little unorthodox and out of the ordinary, but your friends and family will certainly appreciate your originality  Whereas everyone else will be sending them simple square Christmas cards, they will receive yours in the mail and see that you actually put thought and effort into your cards this year, and they will certainly appreciate that.