Pedigree Chart of Jewel of Spring, 2 W-YYO, Tom Bloomer, Northern Ireland, 1970
| (Beacon x unknown) | |||||||
| Mitylene | |||||||
| Tuskar Light | |||||||
| Will Scarlett | |||||||
| Sunstar | |||||||
| Unknown | |||||||
| Fastnet | |||||||
| Gracious | |||||||
| Green Island | |||||||
| Mozart | |||||||
| Seraglio | |||||||
| Gallipoli | |||||||
| Jewel of Spring | |||||||
| G.L. Wilson seedling 40/78 |