Le Boaujolais for 80s vibe, noble rot, renegade and cave cuvee in Bethnal Green, gordons wine bar
have not been but have heard some good things about goodbye horses
While it doesn't fit the "concrete-looking" part of your bill, I would recommend this cozy, underground (and bookable) spot for the decor/vibes/mezcal/music-centricity ✨ (link attached above)
I’ve had excellent results using sub irrigated planters - the linked vid gives an explanation of the concept and details of how to build.
I made 6 on my roof in BK using standard storage bins, working well for three growing seasons so far.