Rootstock comparison table
| Rootstock | S-1 |
|---|---|
| Summary | S-1 is a semi-dwarf quince rootstock for European pears from Poland, developed during WW2. |
| remove |
Using
| S-1 | |
|---|---|
| Species compatibility | European pear Quince |
| Vigour % of standard | 50% - 60% |
Growing
| S-1 | |
|---|---|
| Rootstock size class | Semi-dwarf |
Climate
| S-1 | |
|---|---|
| Cold-hardiness | Cold-hardy |
| Cold hardiness (USDA) | Zone 5 (-29C) |
Identification
| S-1 | |
|---|---|
| Developer | Research Institute of Pomology, Skierniewice |
| Country of origin | Poland |
| Period of origin | 1900 - 1949 |
Problems
| S-1 | |
|---|---|
| Fire blight | Some susceptibility |