Aphicide Awareness: Reports of Phytotoxicity on Ornamentals
On Floriculture
by Sarah Jandricic, Greenhouse Floriculture IPM Specialist, OMAFRA
2w ago
After my previous post outlining how Ontario growers may be experiencing resistance to Beleaf (flonicamid), several growers are experimenting with alternate aphicides (chemicals that control aphids) this spring. These growers tested products on small batches of crops at high rates, to look for phytotoxicity, and have passed on their results to share with the rest ..read more
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Managing Million Bells: 2025 Updates
On Floriculture
by Sarah Jandricic, Greenhouse Floriculture IPM Specialist, OMAFRA
3w ago
It’s that time of year again, when Million Bells (Calibrachoa) are being started in the greenhouse.   This post will discuss common insect and disease pests, such as aphids, thrips and black root rot and viruses. Stay tuned for an upcoming post about production tips and tricks for this popular spring favourite. Disease Issues: Anyone who’s ..read more
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Chemical Control for Aphids: Spring 2024
On Floriculture
by Sarah Jandricic, Greenhouse Floriculture IPM Specialist, OMAFRA
1M ago
For those of you relying on chemical control for aphids in spring crops, some of you might have observed that Beleaf (Aria in the U.S.) has not been working as well recently, especially in green peach aphid (Myzus persicae). This post will fill you in on what we know about potential resistance to flonicamid in ..read more
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New Program Offer from Enbridge
On Floriculture
by Abigail Wiesner, Acting Greenhouse Floriculture Specialist
2M ago
Check out the one-of-a-kind incentive program from Enbridge. Offering 3 times the standard rate for energy efficiency projects. Read on to see how you qualify. Enbridge offers a range of incentives for projects that deliver on farm energy savings. Check out their website for all the Greenhouse specific programs, applicable whether you are growing flowers ..read more
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Summer Jobs with OMAFA & Floriculture Crops!
On Floriculture
by Sarah Jandricic, Greenhouse Floriculture IPM Specialist, OMAFRA
2M ago
The Ontario Ministry of Agriculture, Food and Agribusiness – Agriculture Development Branch in Vineland Station is seeking highly motivated, enthusiastic and energetic students to apply for our summer positions! These summer student positions will provide an excellent opportunity for those interested in early career experience in horticulture production, pest management, plant pathology, entomology, research or ..read more
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GrowON Webinar: Planning Your Spring IPM Program with Ontario’s Crop Protection Hub!
On Floriculture
by Sarah Jandricic, Greenhouse Floriculture IPM Specialist, OMAFRA
2M ago
Still unfamiliar with Ontario’s Crop Protection Hub (fondly referred to as “Crop Hub”) and want to know more about it? Then join me (the Greenhouse Floriculture IPM Specialist) and Cara McCreary (Greenhouse Vegetable IPM Specialist) for a LIVE demonstration Thursday, Dec. 12 at noon! This demo will be applicable to greenhouse vegetable, floriculture growers. Nursery ..read more
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TAKE 2: Updates on Fungus Gnat Control in Greenhouse Ornamentals 2024
On Floriculture
by Sarah Jandricic, Greenhouse Floriculture IPM Specialist, OMAFRA
2M ago
There were some technical issues with the blog post going out over email today. Let’s try this again… Fungus gnats and shoreflies will always be a nuisance in greenhouse crops and, at high levels, potentially damage roots and transmit certain plant pathogens. Recently, key pesticides for these pest have been lost, either through de-registration or ..read more
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Strategic Solutions for Substrate Success!
On Floriculture
by Abigail Wiesner, Acting Greenhouse Floriculture Specialist
3M ago
Re-imagine what your substrates can do! Read on to learn about the benefits of trialing new components for your media mixes. For the last few decades, growers in North America have been reading headlines about the steady decline of peat used for horticultural purposes across multiple European countries. Majority of the peat extracted in European ..read more
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In Case You Missed It: Webinar on Predator-Prey Interactions – Secrets of Thrips Biocontrol
On Floriculture
by Sarah Jandricic, Greenhouse Floriculture IPM Specialist, OMAFRA
4M ago
In case you’re not in the know, Greenhouse Product News (GPN) Magazine has a great plant health webinar series (sign up for it using this link!). This month, I recorded a webinar for them taking a deep dive into predator-prey interactions between thrips and their natural enemies. If you’ve ever wondered why IPM specialists like ..read more
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“COMMUNITY” PEST ALERT: Spotted Lanternfly
On Floriculture
by Sarah Jandricic, Greenhouse Floriculture IPM Specialist, OMAFRA
4M ago
Originally published on the ONgreenhousevegetables blog on October 15, 2024 by Cara McCreary They may be pretty, but they aren’t our friends. Spotted lanternfly (SLF) is an invasive sap-feeding planthopper with potential to harm agriculture and forestry in Ontario. But I only grow greenhouse fruits and vegetables, so why does it matter to me, you ask? Read on to learn ..read more
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