Several years ago behind the fence was old brovary, may be it is a reason that in the center of the city Greenfinches (Carduelis chloris) still can find and eat seeds of the Hop (Humulus lupulus) – probably some seeds were `lost` on the ground during transfering them inside the brovary. Hrodna city, W Belarus Several pictures and description in Belarusian are here; https://birdwatch.by/gallery/harrier/zelyanushki-i-khmel Апісанне па беларуску як зелянушкі елі насенне хмеля і некалькі здымкаў да яго тут: https://birdwatch.by/gallery/harrier/zelyanushki-i-khmel