Rootstock comparison table
| Rootstock | Pyro 2-33 |
|---|---|
| Summary | Pyro 2-33 is a semi-vigorous rootstock for European pears. |
| remove |
Using
| Pyro 2-33 | |
|---|---|
| Species compatibility | European pear |
| Vigour % of standard | 65% - 75% |
Growing
| Pyro 2-33 | |
|---|---|
| Rootstock size class | Vigorous |
| Precocity | Precocious |
| Support required | Temporary support |
Climate
| Pyro 2-33 | |
|---|---|
| Cold-hardiness | Cold-hardy |
| Cold hardiness (USDA) | Zone 5 (-29C) |
Identification
| Pyro 2-33 | |
|---|---|
| Developer | Geisenheim Research Institute |
| Country of origin | Germany |
| Period of origin | 1950 - 1999 |
Problems
| Pyro 2-33 | |
|---|---|
| Woolly aphid | Some resistance |
| Fire blight | Some resistance |
| Powdery mildew | Some susceptibility |
| Crown Gall | Some resistance |
| Root suckers | None |