Unable to answer "What can be left here for recycling?" – Recycling Bin – https://osm.org/node/254360919 via StreetComplete 62.2:

Wurde in den Lotte-Klein-Weg verschoben -> https://osm.org/go/0DmFt1WR-?m

Attached photo(s):
https://streetcomplete.app/p/327458.jpg