Information for commercial vegetable production in Ontario
J. Chaput, OMAFRA, Minor Use Coordinator, Guelph The Pest Management Regulatory Agency (PMRA) recently announced the approval of URMULE registrations… Continue Reading Nova Fungicide label expanded via Minor Use Program for control of powdery mildew on globe artichokes and greenhouse eggplant in Canada
This is a re-post from 2016 – Late-July to early-August is the key time for powdery mildew management! With any… Continue Reading Time to Start Scouting for Powdery Mildew
Powdery mildew typically arrives in Southern Ontario in mid-to-late July. Plants are most susceptible to infection during the fruit sizing… Continue Reading Time to Start Scouting for Powdery Mildew
Downy Mildew – While downy mildew is a common occurrence in cucumbers, it is less so in pumpkins and squash. … Continue Reading Pumpkins and Squash Disease Update: 15-Aug-2105
We have had recent reports of powdery mildew in squash as of July 6th, 2015.
There are low levels of powdery mildew showing up in the pumpkin and squash plots on campus this week. Powdery… Continue Reading Powdery Mildew in Pumpkins and Squash
Powdery mildew appears to have made an early appearance in Ontario this year. We typically look for this disease in… Continue Reading Powdery Mildew in Cucurbits
Powdery mildew has also arrived in Ontario. Unlike many fungal pathogens, powdery mildew does not require prolonged leaf-wetness for infection… Continue Reading Powdery Mildew in Cucurbits