Plant supply has been tough, while Glendoick's field-grown ericaceous plant exports have been hamstrung by post-Brexit rules not allowing plants with soil on them to go to EU countries. However, Northern Ireland is back in the market after Westminster decided to break EU rules and allow exports.

Brexit is now a reality: since the start of this year, the United Kingdom is no longer part of the European Union. In Scotland, which voted against leaving the EU in 2016, there are intense debates about when and how the Scots can re-join the continental bloc. However, Scotland could only do that by becoming an independent country, a prospect that could be closer than we think.

This week, Steve and Chris are in conversation with Alyn Smith MEP about Brexit, devolution, subsidiarity, federalism, nationalism, and sweeties.

Philip Rycroft, the former Permanent Secretary for the DExEU ... discusses the 2016 EU referendum, the possibility of Scotland gaining independence