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Tag Archives: Jen Llewellyn
Vancouver, Ontario ?
If you look at the 14 day forecast, you won’t believe your eyes! Its been a balmy autumn so far, and a nice one for those horticulturalists that are working outside. High’s of 20 C were reported in the Niagara peninsula … Continue reading
Don’t Kiss Your Ash Goodbye Just Yet….
New research conducted by Michigan State University has confirmed what some previous studies were finding – that some of our common ash species may actually be showing tolerance to Emerald Ash Borer (Agrilus planipennis, EAB).
Plant Phenology Indicators make Monitoring A LOT easier
Growers and landscapers use Growing Degree Day models to help predict when various developmental stages of pests will be present, based on temperature data they have collected themselves or obtained from the local weather office. These GDD pest models can … Continue reading
Fall Fertility – What a great opportunity!
Leaf drop and fall colour is visible on some trees and shrubs in the landscape. This is especially true of woody plants on roadsides, high sandy knolls or compacted sites. In some cases where individual specimens are entering senescence earlier … Continue reading
Posted in Arboriculture, landscape, Nursery Production, Plant Nutrition
Tagged fall fertilizing trees, Jen Llewellyn
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Get Ready for Fall Scale Management
Many horticultural professionals are ramping up for fall applications of horticultural oil. The full rate of horticultural oil is excellent for smothering juvenile stages of insects this time of year.
Posted in Arboriculture, Insects, Weekly Nursery Landscape Report
Tagged beech scale, Jen Llewellyn, magnolia scale
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Are you seeing branch dieback on Honeylocust?
Have you noticed branches dying on Honeylocust this summer? We’ve had reports of branch dieback on urban street trees in the Hamilton and London areas last month.
Posted in Weather
Tagged honeylocust, honeylocust branch dieback, honeylocust winter injury, Jen Llewellyn
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August 10, the Monday Report
Magnolia Scale is just NASTY this year. CRAWLERS have hatched but are still hiding underneath the female scales. Pick off scales to reveal dark grey eggs and crawlers (eggs with legs) underneath. The crawlers will hatch and gradually emerge out from … Continue reading
The Friday Report – July 17/15
Environment Canada is calling for ridiculously hot and humid weather this weekend and well into next week. The UV index is very high so please take care out there are wear sunscreen, a hat and drink lots of fluids.
Posted in Weekly Nursery Landscape Report
Tagged arboriculture, fall webworm, IPM, Jen Llewellyn, landscape plants, nursery crops
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Oak Leaves are Dropping…..
So I’ve been getting some calls about leaves turning yellow and dropping from mature oak trees in the landscape. There are quite a few things that can cause established deciduous trees to undergo premature leaf drop.
July 3, The Friday Report
What a gorgeous week to be living in ONtario! If can you, get outside this weekend and participate in one of the many butterfly/dragonfly/bioblitz counts going on. A full list of events can be found at Ontario Nature. Plant Phenology … Continue reading
