Manual of Rootstocks

Columbia CrabStandard apple rootstock

Used for: Apple
Developed by: William Saunders, Director of the Dominion Experimental Farms, Ottawa
Country of origin: Canada
Introduced: 1887
Parentage: Siberian Crab x Broad Green

Columbia crab is somewhat susceptible to crown rot. It can be used as an interstem and in bridge grafting.

Columbia Crab rootstock characteristics

  • Species compatibilityApple
  • Vigour % of standard100%
  • Cold-hardinessCold-hardy
  • Cold hardiness (USDA)(3) -40F / -40C
  • Country of originCanada
  • Period of origin1850 - 1899
  • Crown rotSome susceptibility

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

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