Pedigree Chart of Pink Frost, 2 W-P, Grant Mitsch and Richard and Elise Havens, United States, 1984
| Lough Maree | |||||||
| Pink Frost | |||||||
| Princess Mary | |||||||
| Beacon | |||||||
| (N. poeticus var. recurvus x poet ) | |||||||
| White Sentinel | |||||||
| 2 W-W seedling | |||||||
| Radiation | |||||||
| Minnie Hume | |||||||
| Lord Kitchener | |||||||
| Weardale Perfection | |||||||
| Mrs. R.O. Backhouse | |||||||
| 3W-R seedling |