LUNA PRIVILEGE GREENHOUSE® Fungicide label expanded via Minor Use Program to help manage Botrytis blight and Powdery mildew on Greenhouse and Outdoor Ornamentals and Suppression of Powdery Mildew on Rose in Canada

This post was originally published on the ONnurserycrops blog by Cassie Russell, Nursery and Landscape Specialist for OMAFA.

Commercial ornamental growers now have another tool in the toolbox thanks to the Minor Use Program. LUNA PRIVILEGE GREENHOUSE^® Fungicide label has been expanded to help growers manage powdery mildew and botrytis in greenhouse and outdoor ornamental crops. Continue reading below for an abbreviated outline of the new label.

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Introducing Ontario’s Crop Protection Hub – Your One Stop Shop for Pesticide Information for Greenhouse Crops

Are you a Canadian floriculture grower Planning your IPM program for Spring crops soon? Then look no further! Ontario’s new Crop Protection Hub combines pesticide data from a plethora of sources and combines them into one convenient location.

Types of data (for both chemical and microbial insecticides/fungicides) include:

Allowable pesticides by crop type (e.g. cut flowers, potted crops, unrooted cuttings)
Rates, REIs, and maximum allowable sprays per crop
Compatibility information with beneficial organisms
Efficacy ratings of pest management products for specific greenhouse pests
Recommendations for best use of products for each pest
Link to the most current pesticide label

Keep reading to find out how to access this new application.

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New Tool to Fight Mites and Bemisia Whitefly in Greenhouse Floriculture: Magister SC

As growers are continuously battling new pests, as well as old nemeses, any new tool is a welcome addition in the pesticide toolbox.

The Pest Management Regulatory Agency recently registered an interesting new product: Magister SC (fenazaquin), which is a miticide, insecticide AND a fungicide!

Although registered against powdery mildew in some crops, only the miticide/insecticide use pattern is allowed in greenhouse ornamentals. More information on this product is available below.

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New Chemical Control Option for Thrips and Whitefly

Thrips-tabaci-female-1-1024x683 A new pesticide is available for greenhouse ornamental production in Canada that has shown potential for effective suppression of difficult-to-control thrips and whitefly species.

But to keep this new tool effective, growers will have to use this chemical wisely. Keep reading for efficacy data on ornamental crops and best management practices for incorporating this chemical into your IPM toolbox.

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Which Pesticides are Effective for Whitefly?

Bemisia 4_SJ — Whitefly – especially *Bemisa* whitefly – are STILL one of the hardest insects to control with pesticides in the greenhouse industry,

Efficacy trials are key to keeping growers informed about which chemicals currently work and which don’t for Bemisia whitefly.

Entomologists at the University of Maryland and Delaware recently did such a study, and included newer pesticide registrations. If you missed the article in the July issue of Grower Talks magazine, keep reading for the link to their results and a Canadian take on the study.

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The New Era of Pesticides in Canada: Cancellations, Re-evaluations, and New Products

pesticide pic — Changes will soon be coming to some of the chemical products you rely on most.

It seems there is never a dull moment in the greenhouse ornamental industry these days. From transitions to new crops, new export requirements, to novel pest problems, the industry has seen a lot of change….and it’s not over yet.

The industry is also going to be facing changes regarding some commonly used chemical products. Here is the latest on potential revisions to the list of chemical tools we have access to in Canadian floriculture.

This is guest post was written by Cary Gates, Pest Management Director at Flowers Canada Growers.

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