Finches feed on good quality Nyjer seeds which go into your finch feeder. It’s a good idea to buy Nyjer regularly and purchase a seed quantity that the birds in your yard will consume within a month or so. Finches also love black oil sunflower seed which is high in fat content and is a healthy source of nutrition for them. Choose one of our bird feeders specifically for sunflower seeds and our special finch feeder for your nyjer seeds ….