Tag Archives: horticultural oil

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

Posted in Insects, IPM | Tagged , , | Leave a comment

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

Posted in Insects, IPM | Tagged , , | Leave a comment

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 […]

Continue reading

Posted in Insects, IPM, landscape | Tagged , , | Leave a comment

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 […]

Continue reading

Posted in Insects, IPM | Tagged , , | Leave a comment

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

Posted in Insects, IPM | Tagged , , | Leave a comment

Listen, I know it’s raining. And by now you are thinking that you just can’t handle another rain day. Believe me, I hear ya. And I’m there too. But I checked the weather forecast and they are predicting sunny skies … Continue reading

Posted in Arboriculture, Insects, IPM, Mites, Weekly Nursery Landscape Report | Tagged , , , | 1 Comment

Horticultural Oil Applications Starting (again?) Soon

Applications of horticultural oil to dormant trees and shrubs will be starting soon (daily temperatures between 4C and 12C are ideal). Timing of dormant oil applications are critical since freezing temperatures, mixing with sulphur and applying at the dormant-rate on actively … Continue reading

Posted in Insects, IPM, landscape, Weekly Nursery Landscape Report | Tagged , , | Leave a comment

Dormant Oil in the Autumn?

It’s been a warm month so far but the long-term forecast is calling for much cooler temperatures.  That means we will soon have an opportunity to manage some of our plant pests, such as mite eggs and scale insect nymphs, … Continue reading

Posted in Insects, IPM, Mites | Tagged , , | Leave a comment