“Downy mildew on cucumber has been verified in three cucumber producing counties on the west side of Michigan and one pickling cucumber producing county on the east side of Michigan.” “Cantaloupe crops are also at risk of becoming infected by downy mildew and should be protected using the fungicides that have been proven to be […]
Hausbeck Lab @ MSU
Mary Hausbeck is an Extension Vegetable Plant Pathologist at Michigan State University. Members of her lab include Charles Krasnow and Sheila Linderman.
Cucumber downy mildew disease confirmed in research plot in southwest Michigan | MSU Extension Vegetables
Downy mildew on cucumber has developed in a small research plot at the Southwest Research and Extension Center in Benton Harbor, Michigan. This is the first confirmed report in Michigan in 2019. Disease symptoms developed over the last several days and this research plot had not been sprayed with any fungicides. Continue Reading
Phytophthora crown rot on cucurbits and peppers requires an aggressive approach | MSU Extension Vegetables
This plant pathogen lives in the soil and survives Michigan winters. It does not move via air currents but spreads via splash of contaminated soil, surface water such as culverts, rivers, creeks and streams contaminated by run-off from infested fields, and the dumping of diseased culls onto production fields. Phytophthora is especially unique because it can develop […]
Cucumber downy mildew update | MSU Extension Vegetables
Downy mildew on cucumber or any other cucurbit has not been confirmed yet in 2019 in Michigan or in adjacent states of the Great Lakes region. Our molecular analysis of the spore traps has recently confirmed cucumber downy mildew spores in the air via our molecular testing a couple of times, but this has not […]
Cucumber downy mildew spores detected | MSU Extension Vegetables
Act now to protect cucumbers from downy mildew. The Hausbeck vegetable pathology lab at Michigan State University has established a network of spore traps in major cucumber production areas of their state. This year, they have the ability to distinguish the spores of cucumber downy mildew from the spores of hop downy mildew . The spores […]
Wet, humid weather challenges vegetable disease management | MSU Extension Vegetables
Cloudy, humid and wet weather are perfect conditions for downy mildew. These conditions also favor the transport of downy mildew sporangia into our Michigan growing areas. Continue Reading
May 1 & 8 Vegetable Updates | MSU Extension Vegetables
The Michigan State University Vegetable Pathology Lab teams up with Michigan State Extension to publish bi-monthly vegetable updates throughout the growing season. Most regions of Michigan are not reporting any activities with cucurbit crops at this time. The East Michigan vegetable update reported: Vine crops are up in the trays. Some watermelons are getting leggy. Plastic is […]
Broad-spectrum fungicides for vegetables | MSU Extension Vegetables
Benjamin Phillips from Michigan State University Extension and Mary Hausbeck from MSU Department of Plant, Soil and Microbial Sciences recently published recommendations for broad-spectrum fungicide options available for use on multiple vegetable crops including cucurbits. Download a PDF version of table Continue Reading
