Tag Archives: magnolia scale

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

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IPM in The Middle of August

  We recently cracked a case of stunted, distorted leaves and premature leaf drop on honeylocust this week….

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Watch Our For Hot Spots of Magnolia Scale

Magnolia scale females have given birth to live young, and these tiny, dark crawlers have started to venture out to feed on twigs in the landscape.  Signs of magnolia scale include honeydew: sticky leaves and sticky residue on vehicles and … Continue reading

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IPM in August

  Lots of hairy caterpillars can be found feeding openly on foliage of nursery and landscape ornamentals this time of year.   Above you will see Hickory tussock Moth (Lophocampa caryae, Family: Erebidae left photo) and the very common Virginian tiger … Continue reading

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IPM in early August

This beautiful, fat four-horned Sphinx moth larva  (Order: Lepidoptera; Family: Sphingidae; Species: Ceratomia amyntor) was found chewing on elm leaves by OMAFRA Field Tech Student Kaitlin Creighton and LO Nursery Scout Charlotte Thomson.  Knowing their supervisor’s sense of humour, Kait … Continue reading

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Now is the Time to Manage Beech Scale

  Introduced Beech scale (Cryptococcus fagisugae) is easier to see this time of year on our native American beech (Fagus grandifolia).  That’s because of the white waxy coverings the females produce to protect their eggs.  Look for

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IPM This Week August 17/17

Magnolia Scale has had another great year in the Ontario landscape. This means tons of honeydew, ants, wasps and other nuisance insects that plague our beloved magnolia trees. 

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Introduced Beech Scale Nymphs on American Beech

  Introduced Beech scale (Cryptococcus fagisugae) is easier to see this time of year on our native American beech (Fagus grandifolia).  That’s because of the white waxy coverings the females produce to protect their eggs.  Look for

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Magnolia Scale, the plague of the landscape

Magnolia Scale is just rampant this year again.  And to make matters worse, there seems to be two developmental groups of them, a smaller subset about 3 weeks behind the older ones (see photo above).  This means a second set of … Continue reading

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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.

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