Directory of Rootstocks
Rootstocks are grouped by fruit category (Apple, European pear etc.) and then by the size classes that are traditionally used for each fruit type.
A directory of rootstocks used to propagate apple and crab-apple trees.
- Very-dwarf apple9 rootstocks
Apple rootstocks in the M27 class, up to 25% of standard, roughly 6ft / 1.75m.
- Dwarf apple38 rootstocks
Apple rootstocks which are 20-40% of standard or roughly to 9ft / 2.5m.
- Dwarf M9 class28 rootstocks
Apple rootstocks which are similar to, or clones of, M9. 25%-35% of standard.
- Intermediate dwarf10 rootstocks
Apple rootstocks between M9 and M26 class, 20%-40% of standard, up to 9ft / 2.5m.
- Dwarf M9 class28 rootstocks
- Semi-dwarf apple20 rootstocks
Semi-dwarf apple rootstocks in the M26 and M7 classes, 40%-70% of standard, to roughly 12ft / 3.5m.
- Semi-dwarf M26 class12 rootstocks
Semi-dwarf in the M26 class, 40%-55% of standard, up to 10ft / 3m.
- Semi-dwarf M7 class8 rootstocks
Intermediate semi-dwarf rootstocks in the M7 class, 50%-70% of standard, up to 12ft / 3.5m.
- Semi-dwarf M26 class12 rootstocks
- Semi-vigorous apple6 rootstocks
Semi-vigorous half-standard apple rootstocks in the MM106 class, 65%-80% of standard roughly 15-20ft / 4-5m.
- Vigorous apple10 rootstocks
Vigorous apple rootstocks in the MM111 class, 70% to 95% of standard roughly 15-25ft / 5-7m.
- Standard apple20 rootstocks
Standard class apple rootstocks, 100% or more of seedling Malus, 20-30ft / 6-9m.
A directory of rootstocks used for producing Asian pear trees.
- Vigorous Asian pear1 rootstocks
Vigorous rootstocks for producing Asian pear trees which are somewhat smaller than standard, roughly 15-25ft / 5-7m.
- Standard Asian pear6 rootstocks
A directory of rootstocks used for producing Asian pear trees with a mature size comparable to seedling trees, 20-30ft / 6-9m.
Rootstocks used to propagate European pear trees.
- Dwarf European pear9 rootstocks
European pear rootstocks which are up to 40% of standard or roughly to 9ft / 2.5m.
- Semi-dwarf European pear4 rootstocks
Semi-dwarf rootstocks for European pears, 40%-70% of standard, to roughly 12ft / 3.5m.
- Semi-vigorous European pear14 rootstocks
Semi-vigorous rootstocks for European pears, 65%-80% of standard roughly 15-20ft / 4-5m.
- Vigorous European pear5 rootstocks
Vigorous rootstocks for European pears, 70% to 95% of standard roughly 15-25ft / 5-7m.
- Standard European pear4 rootstocks
Rootstocks used to propagate standard European pear trees, 100% or more of seedling Pyrus communis.
Rootstock selections for Prunus avium and Prunus cerasus.
- Dwarf cherry3 rootstocks
Dwarf cherry rootstocks 20-40% of standard.
- Semi-dwarf cherry10 rootstocks
Semi-dwarf cherry rootstocks 40-60% of standard.
- Semi-vigorous cherry19 rootstocks
Semi-vigorous half-standard cherry rootstocks 65% - 80% of standard roughly 15-20ft / 4-5m.
- Vigorous cherry8 rootstocks
Vigorous cherry rootstocks, 70% to 95% of standard roughly 15-25ft / 5-7m.
- Standard cherry7 rootstocks
Standard class cherry rootstocks, 100% or more of seedling Prunus avium.
Rootstock selections for plums, peaches, apricots, almonds.
- Semi-dwarf stone fruit6 rootstocks
Semi-dwarf Prunus rootstocks 40-60% of standard.
- Semi-vigorous stone fruit20 rootstocks
Semi-vigorous half-standard Prunus rootstocks 60-80% of standard.
- Vigorous stone fruit15 rootstocks
Vigorous Prunus rootstocks 80-90% of standard.
- Standard stone fruit24 rootstocks
Standard Prunus rootstocks 100% of standard.
A directory of rootstocks used to propagate Medlar trees.
- Semi-dwarf medlar1 rootstocks
Rootstocks used for producing semi-dwarf Medlar trees, 40%-70% of standard, to roughly 12ft / 3.5m.
- Semi-vigorous medlar1 rootstocks
Rootstocks used for producing semi-vigorous or half-standard Medlar trees 65%-80% of standard roughly 15-20ft / 4-5m.
- Vigorous medlar1 rootstocks
Rootstocks used for producing vigorous Medlar trees, 70% to 95% of standard roughly 15-25ft / 5-7m.
- Standard medlar1 rootstocks
Rootstocks used for producing Medlar trees which are 100% or more of seedling, 20-30ft / 6-9m.
A directory of rootstocks used for producing Quince trees.
- Dwarf Quince9 rootstocks
Rootstocks used to produce dwarf Quince trees which are roughly 40% of standard, about 9ft / 2.5m.
- Semi-dwarf Quince3 rootstocks
Rootstocks used to produce semi-dwarf Quince trees, 40%-70% of standard, to roughly 12ft / 3.5m.