Manual of Rootstocks

M793Standard apple rootstock

Used for: Apple
Developed by: East Malling Research Center
Country of origin: United Kingdom
Parentage: M2 x Northern Spy

M.793 is a hybrid with 'Northern Spy' as one parent. It outperforms 'Northern Spy' rootstock in many categories. It is virus free.

M793 rootstock characteristics

  • Species compatibilityApple
  • Vigour % of standard80% - 90%
  • Rootstock size classVigorous
  • Support requiredTemporary support
  • DeveloperJohn Innes Horticultural Institute
  • Country of originUnited Kingdom
  • Period of origin1950 - 1999
  • Woolly aphidSome resistance
  • Fire blightSome resistance, Some susceptibility
  • Burr knotsFew
  • Collar rotSome resistance, Some susceptibility

Find our more about this rootstock in the 'Manual of Worldwide Temperate Zone Fruit and Nut Tree Rootstocks'.

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