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Few insects strike greater fear into the hearts of orchard-owners than rosy apple aphids. These tiny bugs feed on the leaves of apple trees, draining them of nutrients. Their saliva, meanwhile, ...

Question: What is causing this white webbing that looks like it’s oozing from old pruning cuts in apple trees? Answer: I had never seen anything like those images of white foamy icing rings around the ...

Alias: Woolly apple aphids are most known for giving your apple tree a furry look on the main trunks and limbs. Adult woolly apple aphids are small tear dropped shaped insects that are covered in a ...

The differences in how Washington apple growers battle pests in conventional and organic orchards may help Washington State University researchers decode the behavior of the woolly apple aphid.

INSECTS The spirea aphid, Aphis spiraecola, an invasive pest, has been discovered for the first time in Denmark by University of Copenhagen researchers. The extent of its current distribution remains ...

CORVALLIS — From newly minted gardeners to avid urban farmers, everyone with a patch of land wants to grow an apple tree. Other fruits — pears, cherries, figs, plums — are desirable, too, but there’s ...

Are your garden plants stunted, shriveled, yellowing, or curling at the leaves, despite your best efforts to keep them alive? Check the undersides of the leaves, and you might find the culprit: large ...

Answer: Looking at the sample you brought in, the leaf curl on your peach tree branches is pretty extreme, and when I turned over and uncurled the leaves I found a ton of chubby green aphids hiding ...

Giant bark aphids, the elephants of the Aphidoidea world, have taken up residence in local oak trees, sucking up sap like college students on a spring-break bender. The aphid population has exploded ...