Seed potatoes (updated 16 July 2019)
Growing crop tolerances
Class tolerances apply, except for:
- Witches' broom phytoplasma: NIL
Minimum tolerances for seed export apply, except for:
- Gangrene (Phoma foveata): NIL
Import permit: required.
Additional declarations to be inserted on the reverse of the phytosanitary certificate for seed potatoes
- Colorado beetle (Leptinotarsa decemlineata), Japanese beetle (Popillia japonica) , Black blight (Phoma andina), Potato purple top wilt MLO, Potato stolbur MLO, Andean potato latent tymovirus, Andean potato mottle comovirus, Arracacha B virus oca strain, Potato spindle tuber viroid, Potato T capillovirus, and Potato yellow dwarf rhabdovirus are not known to occur in Scotland.
- Potato tuber nematode (Ditylenchus destructor) has not been recorded in commercial stocks of potatoes grown in Scotland for more than 20 years.
- Potato wart disease (Synchytrium endobioticum) is not known to have occurred on the land used for the production of the seed potatoes.
- Samples of soil from the land in which the potatoes were grown were drawn and tested by the Department prior to planting and revealed no trace of Potato cyst nematodes (Globodera rostochiensis and G. pallida).
- The place of cultivation was inspected at least twice during the growing season and found free from symptoms of Potato witches' broom MLO.
- At the time of visual inspection of the tubers there were no visible signs of gangrene (Phoma foveata).