Katja
The record of the National Fruit Collection, at Brogdale in Kent, describes it1:
Raised in 1947 at Balsgard Fruit Breeding Institute, Sweden. It was introduced in 1966. Fruits are crisp and juicy with a pleasant flavour.
Family tree
Parents, grandparents and great-grandparents, as the entries in the atlas record them.
- Katja Sweden, 1947
- Parent James Grieve United Kingdom, by 1892
- Parent Potts' Seedling United Kingdom, about 1849
- Parent Cox's Orange Pippin United Kingdom, about 1825
- Parent Margil France, probably by 1608
- Parent Rosemary Russet United Kingdom, by 1831
- Parent Worcester Pearmain United Kingdom, by 1873
- Seed parent Devonshire Quarrenden United Kingdom, by 1678
- Parent James Grieve United Kingdom, by 1892
Sources
- Katja (accession 1968 - 035), National Fruit Collection, Brogdale, Kent (Defra). Supports: the description quoted; the parentage; the use; the fruit's size, shape and colours and the flesh, from the collection's characterisation; the picking time at Brogdale (early september); the other names.
- Using whole-genome SNP data to reconstruct a large multi-generation pedigree in apple germplasm, Hélène Muranty and others, BMC Plant Biology 20:2, 2020. Supports: its parents, James Grieve and Worcester Pearmain, found from SNP data (supplementary table S3); its ploidy, diploid (supplementary table S1).