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Varieties with a similar appearance
Witchhill
| Characters compared | Value |
| Maturity: | Very early |
| Growth habit: | Spreading |
| Foliage cover: | Moderate |
| Flower colour: | White |
| Flower frequency: | Rare |
| Stolon length: | Very short to short |
| Light sprout colour: | Pink |
| Tuber skin colour: | White to yellow |
| Tuber eye colour: | Yellow |
| Primary tuber flesh colour: | White |
| Tuber shape: | Oval to long |
| Tuber eye depth: | Shallow to medium |
| Tuber skin texture: | Smooth to intermediate |
| Variety | Characters matched | Sources |
| Witchhill | 13/13 | 3 |
| Duke of York | 9/13 | 5 |
| Arran Peak | 9/13 | 3 |
| Pentland Ivory | 9/13 | 3 |
| Wilja | 9/13 | 3 |
| Gloria (1972) | 9/13 | 3 |
| Majestic | 9/13 | 2 |
| Pentland Meteor | 9/13 | 2 |
| Provost | 9/13 | 1 |
| Jaerla | 8/13 | 6 |
| Russet Burbank | 8/13 | 5 |
| Great Scot | 8/13 | 4 |
| Green Mountain | 8/13 | 4 |
| Pentland Javelin | 8/13 | 3 |
| Dunbar Standard | 8/13 | 3 |
| Atica | 8/13 | 3 |
| Ulster Chieftain | 8/13 | 3 |
| Agata | 8/13 | 3 |
| Marfona | 8/13 | 3 |
| Royal Kidney | 8/13 | 3 |
| Pentland Glory | 8/13 | 2 |
| Eclipse | 8/13 | 2 |
| Aura | 8/13 | 2 |
| Junior | 8/13 | 2 |
| Tuskar | 8/13 | 1 |
| Inova | 8/13 | 1 |
| Pompadour (1976) | 8/13 | 1 |
| Proloog | 8/13 | 1 |
| Conference | 8/13 | 1 |
