- See also:
- Semi-dwarf stone fruit6
- Semi-vigorous stone fruit20
- Standard stone fruit24
Controller 9®Vigorous stone fruit rootstock
| Used for: | European plum, Japanese plum, Peach |
| Developed by: | University of California Davis and USDA-ARS |
| Country of origin: | United States |
| Introduced: | 2003 |
| Parentage: | Frontier plum x Flamecrest peach |
Conroller 9 is slightly less vigorous than ‘Nemaguard’, but with less water sprouts. It has unknown tolerance to waterlogging, calcareous soils and drought, good anchorage and is precocious, but not cold hardy.
Controller 9 rootstock characteristics
- Species compatibilityEuropean plum, Japanese plum, Peach
- Vigour % of standard90%
- Rootstock size classVigorous
- PrecocityPrecocious
- Support requiredFree-standing
- DeveloperUSDA ARS, University of California Davis Plant Breeding Center
- Country of originUnited States
- Period of origin2000
- PhytophthoraSome susceptibility
- Bacterial cankerVery susceptible
- Root knot nematodeSome susceptibility
- Ring nematodeSome susceptibility
- Root lesion nematodeSome resistance
- Root suckersFew
Find our more about this rootstock in the 'Manual of Worldwide Temperate Zone Fruit and Nut Tree Rootstocks'.