Manual of Rootstocks

JM-1Dwarf M9 class rootstock

Used for: Apple
Developed by: Morioka Apple Research Center
Country of origin: Japan
Parentage: M9 x Marubakaido

JM-1 rootstock shows resistance to some viruses and has similar precocity to M.9EMLA.

JM-1 rootstock characteristics

  • Species compatibilityApple
  • Vigour % of standard25% - 30%
  • Rootstock size classDwarf
  • PrecocityPrecocious
  • Support requiredPermanent support
  • Cold-hardinessCold-hardy
  • Country of originJapan
  • Woolly aphidVery resistant
  • Collar rotSome resistance
  • Crown rotSome resistance

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

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