Local shops and business, including sole traders and co-ops: see here (it’s about food, but it applies to everything else too).
Find your local John Lewis store here, or shop online.
Here’s the Fairmondo ‘home & garden’ section. If you’re an independent producer, join Fairmondo here.
See here for how to make your own rustic furniture and here for woodworking. If you’re a course provider, join the Lowimpact directory here.