[5] In 1963, she created the popular design Totem, an abstract pattern based on primitive forms coupled with a cylindrical shape.

She later created Magic City (1966) and Magic Garden (1970), but arguably Portmeirion's most recognised design is the Botanic Garden range, decorated with a variety of floral illustrations adapted from Thomas Green's Universal or-Botanical, Medical and Agricultural Dictionary (1817), and looking back to a tradition begun by the Chelsea porcelain factory's "botanical" designs of the 1750s.

It was launched in 1972 and, with new designs added periodically, is still made today,[6] the most successful ceramics series of botanical subjects.

On 23 April 2009, Portmeirion Potteries Ltd purchased the Royal Worcester and Spode brands, after they had been placed into administration the previous November.

The manufacture of much of Spode's ware was returned to Britain from the Far East, to the Portmeirion Group's factory in Stoke-on-Trent.