Again at Ness gardens. It looks like a Hypericum and if so anyone know what type? The flowers are about 3/4 the size of Hypericum hidcote.
Yes, it reminds me of Hypericum 'Sunburst'. If it is, the foliage normally has a bluish cast to it. Lovely photo, Geoff!
Here is a link that might be useful: Hypericum 'Sunburst'