Wasps

• Have you noticed an increase in wasp activity around Toronto? Here’s why

  As summer comes to a close, many Torontonians have noticed an increase in wasp activity — as experts say wasp season is in full swing.

  Environment

  Sep 17, 2025
  
• Wasp frenzy? Why you might be getting stung more this year

  Wasps are out in full force, swarming food, stinging unsuspecting victims and turning peaceful garden gatherings into frantic swatting sessions.

  Health

  Sep 8, 2024
  
• Advertisement
• Diet and demographics behind wasp outbreak on Prairies

  The City of Edmonton says its pest management team has removed 374 wasp nests so far this year and is in the process of removing more.

  Canada

  Sep 4, 2024
• Advertisement
• Calgary abuzz with wasp activity

  Pest control companies in Calgary are receiving more calls about wasps at residential properties. As the end of summer draws closer, it's common to see a surge in wasp activity.

  Canada

  Aug 20, 2024
• Why are wasps so annoying right now? Understanding the late summer surge

  Towards the end of summer, wasp populations typically reach their peak as colonies expand in size and the need for food intensifies in preparation for the upcoming winter season.

  Health

  Sep 20, 2023
• Are hornet populations on the rise in southern Ontario?

  Food demand right now is incredibly high and hornets will get desperate for energy to feed the nests, so they're attracted to what you're eating. 

  Science

  Sep 1, 2022
• Calgary exterminator warns against DIY wasp nest removal: ‘They’re everywhere’

  As the summer continues its hot and dry conditions, Calgary exterminators are getting more and more calls for wasps.

  Canada

  Aug 22, 2022
• Latest data shows mosquito numbers ‘above average’ in Regina

  The newest information from the City of Regina shows that mosquito counts are above the average for this time of year, but significantly lower than record highs.

  Environment

  Aug 16, 2022
• Advertisement
• Wasp numbers on the rise in Regina

  Residents and businesses say they have noticed more wasps this summer in the city.

  Environment

  Aug 5, 2022
• Advertisement
• Late snowfall in Manitoba delays mosquito season, could reduce wasps, experts say

  With another wave of snow and rain expected over the weekend, experts say Manitobans won't have to worry about mosquitos and wasps for quite a while.

  Environment

  Apr 23, 2022