Tag Archives: apple scab

Protect Malus and Pyrus Now

Fireblight (apple, pear, see above) and Apple Scab (apple) diseases are normally reproducing and spreading this time of year.  This week we are more concerned about Apple Scab.  The cool weather has really reduced the activity of fireblight bacteria and so the risk of fireblight is looking low again this week.    

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Protect Malus Against Apple Scab

Fireblight (apple, pear, see above) and Apple Scab (apple) diseases are normally reproducing and spreading this time of year.  This week we are more concerned about Apple Scab.  The cool weather has really reduced the activity of fireblight bacteria and so the risk of fireblight is looking low again this week.    

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A Couple of Diseases on Trees

Some diseases and pests are easy to spot, many are not.  Apple scab is a good example of a disease that is kind of subtle, especially in the early stages of development.  Plus it has diffuse spot margins, making it … Continue reading

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Protect Malus Against Apple Scab

Fireblight (apple, pear, see above) and Apple Scab (apple) diseases are normally reproducing and spreading this time of year.  This week we are more concerned about Apple Scab.  The cool weather has really reduced the activity of fireblight bacteria and so the risk of … Continue reading

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Continue to Protect Against Fireblight and Apple Scab

Now is the time that Fireblight (apple, pear, see above) and Apple Scab (apple) diseases are spreading to new, emerging growth in the nursery.  

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Managing a Few Diseases on Ornamentals

 Remember all that Fireblight (1st photo) and Apple scab (2nd photo) we had the last couple of years on apple, crabapple and pear?  Now is the time to start fighting back.

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A rainy, warm week ahead

Environment Canada is forecasting a 40-60% chance of precipitation for much of this week, its raining in the southwest this morning. There are several diseases that will be active this week on Rosaceous plants such as apple, pear and serviceberry…..

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