Manual of Rootstocks

Rootstock comparison table

Rootstock Nemaguard
Summary Nemaguard is the most-widely used and widely compatible standard class rootstock for peaches and almonds, also compatible with with Japanese and European plums, and apricots.
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Using


Nemaguard
Species compatibility Japanese plum
Mirabelle
European plum
Damson
Cherry plum
Apricot
Peach
Almond
Vigour % of standard 105%
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Growing


Nemaguard
Rootstock size class Vigorous
Precocity Precocious
Support required Free-standing
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Climate


Nemaguard
Chill requirement High-chill
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Identification


Nemaguard
Developer USDA ARS
Country of origin United States
Period of origin 1950 - 1999
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Problems


Nemaguard
Bacterial canker Some susceptibility
Root knot nematode Some resistance
Ring nematode Some susceptibility
Root lesion nematode Some susceptibility
Honey / Oak root fungus Some susceptibility
PTSL Very susceptible
Crown Gall Some susceptibility
Root suckers Many
Crown rot Some susceptibility
Plum pox virus / Sharka Some susceptibility
Verticillium Wilt (Blackheart) Some resistance
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