- Sub-categories:
- Semi-dwarf stone fruit6
- Semi-vigorous stone fruit20
- Vigorous stone fruit15
- Standard stone fruit24
GuardianStandard stone fruit rootstock
| Used for: | Peach |
| Developed by: | USDA ARS and Clemson University |
| Country of origin: | United States |
| Introduced: | 1993 |
Guardian is a popular standard rootstock for peaches, the first with resistance to PTSL.
Guardian rootstock characteristics
- Species compatibilityPeach
- Vigour % of standard105%
- Rootstock size classStandard
- PrecocityPrecocious
- Cold-hardinessCold-hardy
- DeveloperClemson University, USDA ARS
- Country of originUnited States
- Period of origin1950 - 1999
- Bacterial cankerSome resistance
- Root knot nematodeSome susceptibility
- Ring nematodeSome resistance
- Root lesion nematodeSome resistance
- Honey / Oak root fungusSome susceptibility
- PTSLVery resistant
- Root suckersFew
Find our more about this rootstock in the 'Manual of Worldwide Temperate Zone Fruit and Nut Tree Rootstocks'.