'Gulliver' is cultivated in the UK and France; it is included in the NCCPG National Collection held by Longstock Park Nursery near Stockbridge, Hampshire.
In the UK, several specimens were introduced to the NCCPG national collection at the Longstock Park Nursery near Stockbridge in 2012.
A specimen is grown as part of the NCCPG national collection of Buddleja at Longstock Park Nursery, near Stockbridge, Hampshire, England.
The shrub is fully hardy in the UK, and features in the NCCPG National Collection of Buddleja held by the Longstock Park Nursery, near Stockbridge.
The plant features in the NCCPG National Collection of Buddleja held by the Longstock Park Nursery, near Stockbridge, although the large specimen there was killed during the winter of 2010–11, when temperatures fell to -12°C.
A large specimen grows in the Centenary Border of the Sir Harold Hillier Gardens in Hampshire, another as part of the NCCPG national collection at Longstock Park Nursery, also in Hampshire.
The shrub was cloned from a plant grown from seed sent from Beijing to Paignton Zoo, one of the four NCCPG national buddleja collection holders.
Little is known about cultivation; the plant was introduced to the UK by the Longstock Park Nursery, NCCPG national collection holder, which received a specimen from the Bernheim Arboretum and Research Forest, Kentucky.
The specimen once grown as part of the NCCPG national collection held by the Longstock Park Nursery near Stockbridge died in the winter of 2010-11 after years of weak growth.
David Stuart, former curator of the NCCPG national collection of Buddleja at Longstock Park Nursery, England, rated 'Opera' third in the pink Buddleja league, behind 'Pink Delight' and 'Border Beauty'.
A specimen is grown at the Longstock Park Nursery as part of the NCCPG national collection of Buddleja.
Specimens of 'Pixie Blue' and 'Pixie White' are grown as part of the NCCPG national buddleja collection held by the Longstock Park Nursery near Stockbridge, Hampshire, UK.
A specimen is grown as part of the NCCPG national collection held by Longstock Park Nursery in the UK.
A specimen is grown as part of the NCCPG national buddleja collection held by Longstock Park Nursery in the UK.
A large specimen is grown as part of the NCCPG national collection of Buddleja at Longstock Garden Nursery, near Stockbridge, Hampshire, England.
In the UK, specimens are grown under glass at the Royal Botanic Garden Edinburgh and as part of the NCCPG national collection at Longstock Park Nursery, near Stockbridge.
A large specimen is grown as part of the NCCPG National Collection held by Longstock Park Nursery near Stockbridge, Hampshire.
In the UK, specimens are grown as part of the NCCPG National Collection held by Longstock Park Nursery near Stockbridge, Hampshire, at the Sir Harold Hillier Gardens, near Romsey, and at the Savill Garden in Surrey.
The shrub now features in the NCCPG National Collection held by the Longstock Park Nursery, near Stockbridge, in Hampshire, England.
The nursery is set in and around a brick and flint walled garden, and is home to the NCCPG National Collections of Buddleja and Clematis viticella, and the Gilchrist Collection of Penstemons.