Photo of the Week
Be on the lookout for the second generation of Euonymus scale crawlers! The second generation emerges about 6 weeks after the first, putting them in mid-late July this year.
Tag Archives: dormant oil
Get Ready for Fall Dormant Horticultural Oil
In mid-late autumn, we have an opportunity to manage some of our plant pests, such as mite eggs and scale insect nymphs, before they go completely dormant. Now that trees are starting to drop their leaves and the weather has … Continue reading
Dormant Horticultural Oil App’s This Week!
Dormant oils should not be applied if the temperature is below 4C or if the temperature will approach freezing soon after application of the dormant oil spray. The freezing temperatures can mess with the emulsion of the oil mixture and cause uneven application. Continue reading
Temporary Mild Weather Spell Supports Fall Dormant Oil App’s
Now that trees have dropped their leaves and the weather has turned mild for a bit, hort professionals have a short bonus shot at managing overwintering plant pests! The full, dormant rate of horticultural oil is excellent for smothering juvenile … Continue reading
Be Prepared: Horticultural Oil App’s Coming Soon!
Dormant oils should not be applied if the temperature is below 4C or if the temperature will approach freezing soon after application of the dormant oil spray. The freezing temperatures can mess with the emulsion of the oil mixture and cause uneven application. Continue reading
Keep an Eye on the Weather: Horticultural Oil App’s Are Coming Soon!
Dormant oils should not be applied if the temperature is below 4C or if the temperature will approach freezing soon after application of the dormant oil spray. The freezing temperatures can mess with the emulsion of the oil mixture and cause uneven application. Continue reading
Dormant Oil For IPM
We’ve got milder temperatures starting today and yes, it’s still a good time to get some late dormant oil applications on in many areas of southern Ontario (Photo: overwintering nymphs of magnolia scale). As long as there is no sensitive vegetative or flower tissue emerging, you can still make dormant rate, horticultural oil applications for […]
Posted in Insects, IPM, landscape
Tagged dormant oil, horticultural oil, Jen Llewellyn
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Dormant Oil For IPM
We’ve got milder temperatures starting today and yes, it’s still a good time to get some late dormant oil applications on in many areas of southern Ontario (Photo: overwintering nymphs of magnolia scale). As long as there is no sensitive vegetative or flower tissue emerging, you can still make dormant rate, horticultural oil applications for […]
Get Ready for Fall Dormant Oil Applications
Today marks the first day of Autumn. And with it another interesting calendar event, the Autumn Equinox. Like the Spring Equinox (March 21), the Autumn Equinox marks a unique period of time where the length of daylight and night time … Continue reading
Posted in Arboriculture, IPM, Uncategorized
Tagged black-legged meadow katydid, dormant oil, Jen Llewellyn, steve paiero
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Dormant Oil, Still A Great IPM Tool
We’ve got milder temperatures starting today and yes, it’s still a good time to get some late dormant oil applications on in many areas of southern Ontario (Photo: overwintering nymphs of magnolia scale). As long as there is no sensitive … Continue reading
Silver maples are starting to Bloom
It’s been a mild winter and we have already started racking up some Growing Degree Days in Southern Ontario. The silver maples (Acer saccharinum) are blooming down in Essex county and the flowers are starting to open in the GTA. … Continue reading
Posted in Arboriculture, Insects, IPM, Nursery Production
Tagged dormant oil, Jen Llewellyn
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