Any idea what this could be?

[3orangekissesfromkazan]

Weed?

Leycesteria Formosa, grows tall quite quickly, but lovely. I’d move it to somewhere more spacious.

Here’s one of mine. I cut it back each year and it grows up again, lovely p bracts and berries later. It’s great for filling gaps.

Lovely! Thank you @Beebumble2