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Large purple flowers with reddish-purple bar. Red anthers on white filaments. The second crop of flowers are smaller. The tepals are frequently somewhat twisted in appearance and have a wavy edge.The variety has received the Royal Horticultural Society's Award of Garden Merit.

Group: Early large-flowered group
Approximate height: 2.0 - 4.0 metres
Flowering period(s): May Jun Sep
Aspect: Any aspect
Pruning: Light prune (Group 2)
Raised by: John Treasure
Country of origin: United Kingdom
Date raised: r1980 i1984
Parentage: 'Maureen' x 'Nelly Moser'
Other name(s): Mis-spelling: 'Firework'

Further detail:

Flower diameter: 15-20cm (first flowering) 10-15cm (second flowering)
Tepals: 6-8; elliptic, twisted, apiculate, margin wavy
Leaves: ternate