'Candidatus Phytoplasma trifolii'(PHYPTR)
Distribution details in United States of America (Washington)
Current pest situation evaluated by EPPO on the basis of information dated
2026: Present, no details
From CABI Disease map 115 (1975): Present, no details
From CABI Disease map 115 (1975): Present, no details
Also as lucerne witches' broom.
Old record based on observation of symptoms (not confirmed by molecular detection methods).
first reported in Cannabis sativa plants.
Old record based on observation of symptoms (not confirmed by molecular detection methods).
first reported in Cannabis sativa plants.
* Wagstaff C, Gorman CJ, Swisher Grimm KD, Crowder DW (2026) First report of ‘Candidatus Phytoplasma trifolii’ and Spiroplasma citri in Cannabis sativa in Washington State, USA. Plant Disease 110(4), 1471. https://doi.org/10.1094/PDIS-08-25-1736-PDN
| Country | State | Status | |
|---|---|---|---|
| Canada | Alberta | Absent, unreliable record | |
| Canada | British Columbia | Absent, unreliable record | |
| Canada | Nova Scotia | Absent, unreliable record | |
| Canada | Prince Edward Island | Absent, unreliable record | |
| Canada | Present, no details | ||
| Canada | New Brunswick | Absent, unreliable record | |
| Canada | Saskatchewan | Absent, unreliable record | |
| Canada | Ontario | Absent, unreliable record | |
| Mexico | Present, no details |