Rootstock comparison table
Rootstock | M793 |
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Summary | M.793 is a hybrid with 'Northern Spy' as one parent. It outperforms 'Northern Spy' rootstock in many categories. It is virus free. |
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Using
M793 | |
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Species compatibility | Apple |
Vigour % of standard | 80% - 90% |
Growing
M793 | |
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Rootstock size class | Vigorous |
Support required | Temporary support |
Climate
M793 |
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Identification
M793 | |
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Developer | John Innes Horticultural Institute |
Country of origin | United Kingdom |
Period of origin | 1950 - 1999 |
Problems
M793 | |
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Woolly aphid | Some resistance |
Fire blight | Some resistance Some susceptibility |
Burr knots | Few |
Collar rot | Some resistance Some susceptibility |