Blackthorn is a sheer dark tone frequently revisited and reimagined by Morris & Co. throughout its creative history. Blackthorn is also the name of one of Morris & Co.’s most complex and intricate designs, created by J.H. Dearle in 1892.

This Sanderson Active Emulsion sample pot is the perfect way to test the true colour in your home before choosing a full‑size tin. Supplied in a convenient tester size, it allows you to see how the shade behaves in different lighting and how it works with your interior scheme. The Active Emulsion formulation offers a smooth matt appearance with excellent opacity, helping you achieve an accurate impression of the final finish on walls, ceilings or lining paper. Quick drying and easy to apply, this Sanderson tester pot is ideal for exploring colour confidently and making informed decorating decisions.