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AGM plants have been through a rigorous trial and assessment programme. They are:
This plant will provide nectar and pollen for bees and the many other types of pollinating insects.
It is included in an evolving list of plants carefully researched and chosen by RHS experts. Divided into 3 groups these lists, linked below, are maintained by a team of RHS staff and are reviewed annually.
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Other common names honey locust 'Sunburst'
Synonyms Gleditsia triacanthos 'Inermis Aurea'
Family Fabaceae
Genus Gleditsia are deciduous trees with elegant, pinnate or bipinnate foliage, often on spiny branches, inconspicuous flowers followed by large flattened seed-pods
Details 'Sunburst' is a small deciduous tree with a rounded crown. Leaves bipinnate, with small, leaflets, golden-yellow in early summer, becoming greener in summer
Foliage Deciduous
Habit Bushy
Hardiness
All ratings refer to the UK growing conditions unless otherwise stated. Minimum temperature ranges (in degrees C) are shown in brackets
H6
Full Sun
Aspect South-facing or North-facing or West-facing or East-facing
Exposure Exposed or Sheltered
Chalk
Clay
Loam
Sand
MoistureMoist but well-drained, Well-drained
SoilChalk, Clay, Loam, Sand
pHAcid, Alkaline, Neutral
Ultimate height 8-12 metres
Ultimate spread 4-8 metres
Time to ultimate height 20-50 years
Cultivation Grow as a specimen tree in any well-drained soil in full sun
Propagation Propagate by seed or grafting
Suggested planting locations and garden types Low Maintenance
Pruning Pruning group 1
Pests Foliage is often damaged by gall midge
Diseases Generally disease free
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honey locust 'Sunburst'
Buy from £89.99 at the RHS Plants Shop
The Royal Horticultural Society is the UK’s leading gardening charity. We aim to enrich everyone’s life through plants, and make the UK a greener and more beautiful place.