Article co-written with Jennifer Llewellyn, former OMAFRA Nursery Crops Specialist. Nursery growers apply pesticides to a diverse range of plant species. In a perfect world, sprayer operators would adjust their sprayer set-up to match each crop, but this is rarely done because of time constraints and a lack of guidance. Adjustments in product rate and spray distribution […]
Read More… from Stop and Spray the Roses – More Efficiently!
Greenhouse Insects The aesthetic value of ornamental plants requires a near-zero tolerance for insect pests, which cause up to 10% of crop losses per season. Controlling them with insecticides is a difficult proposition: Key pests such as thrips, aphids and whiteflies tend to feed on the underside of leaves – a notoriously difficult surface to […]
Read More… from Air-Assisted Spraying in Greenhouse Ornamentals
In August, 2016, we were contacted by a cut-flower grower specializing in Dahlias. There are photos in this article, but they don’t do justice to this beautiful perennial flower. Imagine a chrysanthemum crossed with a zinnia: lots of tight petals in the bloom. Unfortunately, they’re a perfect place for insects to hide. Those that buy […]