Dipping Poinsettia Cuttings to Reduce Whitefly 101: 2020 Edition

 

dipping cuttings

Dipping poinsettia cuttings to help lower Bemisia numbers was investigated and perfected by the Biocontrol Lab at the Vineland Research and Innovation Centre in Ontario.

Although we’ve been talking for years here in Canada about dipping your poinsettia cuttings in low-risk pesticides, some growers have yet to take the plunge.

This preventive technique improves efficacy of BOTH biocontrol and pesticide programs for Bemisia, since it lowers your starting pest pressure.

If you’re still unsure of how or when to apply cutting dips, check out the rest of this post.  

 

Continue reading “Dipping Poinsettia Cuttings to Reduce Whitefly 101: 2020 Edition”

Updates 2020: Japanese Beetle Control

japanese beetle_daveIt will soon be that time of year again, when Japanese beetle adults begin to fly. However, the cooler spring means pupation may take longer. So what does that mean for timing of control products?

This post answers those questions and provides updated infographics for JB control for those exporting to non-JB areas.

Continue reading “Updates 2020: Japanese Beetle Control”

Preventing Issues in Your Spring Crops: Sanitation, Dips and Bio Tips.

P1010595With the holiday season over, it’s time to turn our attention to Spring bedding crops. Although here for a brief window, the diversity of these crops means you’re bound to encounter some sort of disease and insect problems.

One way you can head off issues is to plan and prepare now.  This post has important tips on sanitation for common spring crop diseases, dips and early sprays to prevent key pests, as well as tips on where to spend your biocontrol dollars.

Continue reading “Preventing Issues in Your Spring Crops: Sanitation, Dips and Bio Tips.”

The Rugose Virus Threat – Will it Affect Your Spring Crops?

Tomatoes infected with the Rugose virus. Photo courtesy of HortiDaily.

By now,  you may of heard of the Tomato Brown Rugose Fruit Virus (ToBRFV), referred to more simply as “Rugose”. It is a viral disease that predominately impacts tomato plants, but also peppers, leaving fruit damaged and unmarketable.

 

It was first detected in Israel in 2014 but has now been found in parts of North America.

If you are a Canadian ornamental grower that ALSO grows tomato liners as part of your spring crop selection, or if you grow ORNAMENTAL PEPPERS, here is what you need to know regarding Rugose symptoms, prevention and more importantly, regulations.

Continue reading “The Rugose Virus Threat – Will it Affect Your Spring Crops?”

2019 Poinsettia Open House: Jordan, ON

poinsettia trials _pinks 2Once again, Focus Greenhouse Management and Jeffery’s Greenhouse are partnering to bring us the 2019 Poinsettia Open House!

There will be presentations on pest management in poinsettia, troubleshooting production issues as well as plant growth regular trials.  And, as always, there will be lots and lots of poinsettia varieties to look at!

Read on for more details including speakers and sales reps that will be present.

Continue reading “2019 Poinsettia Open House: Jordan, ON”

Have a greenhouse improvement you need funded? The next Canadian Agriculture Partnership (CAP) intake has been announced

summer student pic

The next CAP intake for producers, processors and other agri-businesses is March 22 through May 6.

Please see the link here for the news release.

More information will be available on the websites of the Ontario Soil and Crop Improvement Associationand the Ontario Ministry of Agriculture, Food and Rural Affairs on or before March 8, 2019.

Examples of projects that can be funded under CAPS include:

  • Innovative improvements to your greenhouse that promote biosecurity and limit the spread of insect pests from imported plant material
  • Education, planning and training projects that improve plant health
  • Preventing field pests from accessing your crop (e.g. screening)
  • Upgrades to sanitation and work-flow that prevent spread of pathogens
  • and other projects, as long as they promote plant health and safety!

via Next Canadian Agriculture Partnership (CAP) Intake has been Announced — onspecialtycrops

Webinar Series on Ornamental Disease Control Starts March 14!

Mar 14 Cultural Controls Webinar ArtRankled by root rots? Mystified by mildews? Bothered by Botrytis? We’re here to help!

Greenhouse Canada Magazine and OMAFRA are proud to be co-hosting a webinar series on ornamental disease control.  Running from March to late April, this series covers topics from sanitation measures you should be adding to your management program, to the most effective fungicides for persistent pests like powdery mildew.

Keep reading for our list of dates and exciting speakers.

Continue reading “Webinar Series on Ornamental Disease Control Starts March 14!”

Worried About Whitefly? Control Strategies in Poinsettia for 2018.

Bemisia 4_SJ.JPG

Bemisia whitefly (Bemisia tabaca) adults on poinsettia.  In high pressure years, poinsettia plants can quickly become unsellable due to this pest.

The floriculture industry in Ontario seems to have mostly avoided heavy aphid AND thrips pressure this spring/summer.  But from everything I’ve been hearing, we are NOT going to be that lucky with whitefly on poinsettia this year.

 

This  post goes over preventative measures that should be taken as soon as cuttings come in the door, biocontrol programs for whitefly on poinsettia, and WHEN and WHAT to spray for this so you can avoid resistance issues.

Continue reading “Worried About Whitefly? Control Strategies in Poinsettia for 2018.”

New tool can help identify gaps in your pest management program

OLYMPUS DIGITAL CAMERA

Do you have a strategy to help mitigate pests coming into your facility, like dipping cuttings upon receipt?

The CFIA has recently released the Floriculture Sector Biosecurity Guide.  Despite it’s imposing name, this is an excellent “road map” to help protect your facility from unwanted pests.  The Guide offers biosecurity strategies from the time plants come in the front door ’till they’re out in the compost bin.

Don’t have a facility-wide Pest Management Program in place?  This guide can provide the framework. (Why start from scratch?).  Already have a strategy to mitigate risks from pests at your farm?  Compare YOUR plan with the Floriculture Guide to see if you’ve overlooked anything.

Continue reading “New tool can help identify gaps in your pest management program”