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Curation of the UK Apple Collection
Emma-Jane Lamont Imperial College
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Germplasm conserved in a field genebank
Two trees per variety Grafted onto dwarfing M9 rootstock Repropagated every years approx
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Early History First aim: standardisation of nomenclature
Catalogue published 1826 Contained 1201 apple scions and 4 rootstocks Located at the Horticultural Society Gardens, London
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Development, 19th Century
Blenheim Orange Synonymous varieties were discarded “Inferior varieties” were discarded Collection was replanted in 1858 Reduced to 600 varieties at that time
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Development, 20th Century
New varieties added, particularly through association with trials & PVR Current contents: 2017 culinary/dessert 101 cider 78 ornamentals 15 rootstock Fiesta/Red Pippin
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Data Management Aim to verify 95% of collection
Link accessions to available data publications archives grey literature Collate information in database
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Database Structure
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Summary of results
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Age of varieties in the collection
pre 17th century 17th century 18th century 19th century 20th century
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Origin of varieties in the collection
UK France USA Germany Netherlands Canada Other
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Parentage summary 452 varieties have both parents known
129 have Cox’s Orange Pippin as a parent 70 have Golden Delicious as a parent 72 have Jonathan as a parent 54 have McIntosh as a parent 194 asexually derived varieties most commonly of Cox, Golden Delicious, Jonagold
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Serbian apples in the Collection
Budimka Cacanska Posna Grvena Lepogvetka Kolacara Pohorka Pohorka
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Other accessions received
Alexis Bedford Red Diana Dr Ramburg Fairy Diana
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