oak leaves with black insects? on them

Oak leaf insects

I had someone email a picture of some oak leaves with what I think might be scale insects of some sort.  Just wondering on further insight as to what they might be.

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section of bark from apple tree losing bark

Apple tree has bark falling off

Apple tree has been “shedding” bark.  Client indicated tree was about 18 years old with a 6-7″ diameter trunk.  Main area bark is being shed is about a foot off the ground.   Client noticed bark flaking off this winter.  They also indicated that the bark is shed all the way to the wood underneath.  Wood […]

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Is it a bee or wasp?

Please id if this is a bee or wasp.  Man finds about one per week inside house. He thought it was a winged ant but it stung him.  Sent them the social wasps and bees publication.  Is it a small carpenter bee?

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Dying Blue Spruce

Had an individual bring in a sample and pictures today of his blue spruce that is dying from the top down. He is in sandy soil (Wisconsin Dells) with clay below the sand. Tree is around 3 years old and about 5 feet tall. Has not used chemical near the tree, nor have they soil […]

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Issue with Spruce Tree

Insect? looks like small white cotton balls about the size of the tip of a stick pin. Die back is working from out tip of branch to inner. There are three trees affected.

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Powder Post Beetles?

Have an individual wanting to know if he has powder post beetles in his log cabin home. Says he has noticed this problem for a few years and seems to be getting worse rather than better. Picture below is of their walls in their home. Pictures show what looks to be frass coming out of […]

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Spruce brown needles

Homeowner is interested in what is happening with these spruce trees.  Needles are turning brown a the tips of the branches.  These dead branches are located sporadically throughout the trees.  There were also large round holes at the base of the tree and up the trunk.  Ants were also present. One of the tree profiles […]

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insect id

Client is wondering if this insect has anything to do with dying red pine trees in their yard. The pine trees have grubs in them too.  

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