What do European Goldfinch eat?

Basically European Goldfinch's diet composed by 3 kinds of foods:

- Seeds:
canadian canary seeds, white and black lettuce, grassland seeds mixture, thistle seeds, small hemp seeds, small sunflower seeds,perilla frutescens seeds, few niger, few linseed.
- Vegetables:
carrot, zucchini, cucumbers, lettuce, chicory, radicchio, cabbage leaves.
- Meadow grasses/Wild Plants:
dandelion
- Mash:
occasionally, better handmade.

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Nick