‘Platt’s Surprise’

❁ White flowers, VIII–IX; bright green foliage; height 21–25cm; spread 31–45cm.

Found at Southport Flower Show, Lancashire, England, by Jack Platt (Ulness Walton, Leyland, Lancashire) in 1974; introduced by Clive Benson (Preston, Lancashire) in 1978.

Name alludes to its origins.