Manual of Rootstocks

Northern SpyStandard apple rootstock

Used for: Apple
Developed by: Oliver Chapin (farmer)
Country of origin: United States
Introduced: Early 1840s
Parentage: Unknown, possibly some connection to Spitzenburg

Trees on ‘Northern Spy’ tend to be shallow rooted and will often develop a one-sided root system. It prefers good soil conditions.

Northern Spy rootstock characteristics

  • Species compatibilityApple
  • Vigour % of standard100%
  • Rootstock size classStandard
  • PrecocitySlow to start bearing
  • Cold hardiness (USDA)(4) -30F / -34C
  • Country of originUnited States
  • Period of origin1800 - 1849
  • Fire blightVery susceptible

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

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