These golden nematode cysts, shown here on potato roots, are about a third to half a millimetre in diameter. (Xiaohong Wang photo courtesy ARS/USDA)

Potato ‘fields’ clarified for cross-border trade

Canadian and U.S. food inspectors have agreed on what they mean by a “field” in any restrictions they place on potato trade on account of potato cyst nematodes. The Canadian Food Inspection Agency (CFIA) and U.S. Department of Agriculture’s Animal and Plant Health Inspection Service (APHIS) on Tuesday announced new revisions to their Guidelines on Surveillance and Phytosanitary […] Read more

tomato blight

Late blight risk on potatoes and tomatoes again this year

The disease can be carried over in infected material

Reading Time: < 1 minute Over the last few growing seasons, growers have seen signs of late blight, a serious disease that mainly affects potatoes and tomatoes. This disease is caused by an aggressive fungus that develops rapidly under wet/moist environmental conditions. Wet conditions, combined with the presence of the pathogen, has resulted in continuing outbreaks of late blight in […] Read more



Unlike other potato-growing areas, Alberta acreage has held steady. 
But producers fear cuts to their contracts may be coming.  Photo: Supplied

Alberta potato growers fearful of future

So far, high quality along with a strong reputation for hardy and virus-free seed stock has kept potato acreage steady in Alberta

Reading Time: 2 minutes The humble potato is suffering a very bad rap of late — and that has Alberta growers worried. Although full of vitamins, nutrients and fibre, the longtime staple has become vilified in the last decade and grouped with sugar and white flour as an obesity-causing ‘white food.’ And changing demographics and tastes has more North […] Read more


Late blight confirmed in Alberta

Late blight confirmed in Alberta

Specific steps needed to prevent carryover of disease to future crops

Reading Time: 3 minutes Late blight is one of the most serious diseases of potatoes and tomatoes worldwide, resulting in significant yield and quality losses annually. In general, in Alberta, late blight occurs infrequently, but can have devastating impacts in the years when it reaches epidemic levels. “In the summer of 2013, late blight was confirmed in parts of […] Read more

late blight on potatoes

Late blight a concern again this year

There were multiple outbreaks of aggressive and destructive pathogen in fields and market gardens last year

Reading Time: 2 minutes Over the last few years, there has been a great deal of concern in Alberta surrounding late blight, a serious disease that affects mainly potatoes and tomatoes. This year appears to be no different. “This disease is caused by a fungal pathogen called Phytophthora infestans,” said Robert Spencer, commercial horticulture specialist at the Alberta Ag-Info […] Read more