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Varieties with a similar appearance
Sickingen
| Characters compared | Value |
| Maturity: | Late |
| Foliage cover: | Moderate to good |
| Flower colour: | Red violet |
| Flower frequency: | Occasional to frequent |
| Tuber skin colour: | Red |
| Primary tuber flesh colour: | White |
| Tuber shape: | Oval |
| Tuber eye depth: | Shallow to medium |
| Tuber skin texture: | Russet |
| Variety | Characters matched | Sources |
| Sickingen | 9/9 | 1 |
| Herulia | 8/9 | 1 |
| Jygeva Valge | 8/9 | 1 |
| Katyusha | 7/9 | 2 |
| Baltyk | 7/9 | 2 |
| Kemenyito Kiraly | 7/9 | 2 |
| C 1520 | 7/9 | 1 |
| Prof Gerlach | 7/9 | 1 |
| Russet Burbank | 6/9 | 5 |
| Bartina | 6/9 | 4 |
| Oreb | 6/9 | 3 |
| Uran | 6/9 | 3 |
| Gatcinsky | 6/9 | 3 |
| Magyar Rozsa | 6/9 | 3 |
| Lvovjanka | 6/9 | 2 |
| Bomba | 6/9 | 2 |
| Grom | 6/9 | 2 |
| Cati | 6/9 | 2 |
| Vestar | 6/9 | 1 |
| Beltsville 2067 16 | 6/9 | 1 |
| Dalat Violett | 6/9 | 1 |
| Bake King (DEU416) | 6/9 | 1 |
| Beltsville 355 35 | 6/9 | 1 |
| Cariboo | 6/9 | 1 |
| Benimaru | 6/9 | 1 |
| Sosnovskij | 6/9 | 1 |
| MPI 80 342 15 D | 6/9 | 1 |
