Rootstock comparison table
| Rootstock | AR 86–1–20 |
|---|---|
| Summary | AR 86-1-20’ has similar vigor and performance to ‘MM.106’, but with the additional advantage of much improved resistance to Collar Rot disease. |
| remove |
Using
| AR 86–1–20 | |
|---|---|
| Species compatibility | Apple |
| Vigour % of standard | 60% - 70% |
Growing
| AR 86–1–20 | |
|---|---|
| Rootstock size class | Semi-dwarf Semi-vigorous |
| Support required | Temporary support |
Climate
| AR 86–1–20 | |
|---|---|
| Cold-hardiness | Cold-hardy |
Identification
| AR 86–1–20 | |
|---|---|
| Country of origin | United Kingdom |
| Period of origin | 1950 - 1999 |
Problems
| AR 86–1–20 | |
|---|---|
| Woolly aphid | Some susceptibility |
| Fire blight | Some resistance |
| Collar rot | Some resistance |
| Replant complex | Some tolerance |