What kind of seeds do goldfinches eat?

Goldfinches eat seeds almost exclusively. Main types include seeds from composite plants (in the family Asteraceae: sunflowers, thistle, asters, etc.), grasses, and trees such as alder, birch, western red cedar, and elm. At feeders prefers nyjer and sunflower.Click to see full answer. People also ask, what seeds do Goldfinches like?Goldfinches feed on a variety of tree seeds including alder and birch. They also enjoy thistle and dandelion seeds. If you would like to attract goldfinches to your garden then you should offer njyer) seed. This is a firm favourite with goldfinches and is the seed of the African Yellow Daisy.Furthermore, how can you tell if a goldfinch is male or female? Adult males in spring and early summer are bright yellow with black forehead, black wings with white markings, and white patches both above and beneath the tail. Adult females are duller yellow beneath, olive above. Winter birds are drab, unstreaked brown, with blackish wings and two pale wingbars. Moreover, do goldfinches eat sunflower seeds? Yes, goldfinches will eat black sunflower seeds, but they leave the husks which make more mess than just the hearts. I switched from seed to hearts and its much better, other birds will eat the spillage, especially if you are not too hasty refilling the feeder.Where do goldfinches sleep?Diurnal birds usually start heading back to their preferred roost site as the light starts to fade in the evening. Flocks of goldfinches roost together in the inner branches of trees, particularly oak and beech trees. Some roosts can contain hundreds of birds but generally they are smaller.