Finch Bird Houses. They move fairly slowly and sit still as they shell seeds by crushing them with rapid bites. Some pairs may stay together year round.
For finches, the ideal hole is 1.5 to 2 inches in diameter. The best finch birdhouses are houses that are made from any type of softwood such as pine or cedar. A house finch color patterns a male house finch brags of a wine red around the face and upper breast and a light shade of brown on its back, underparts, and tail.