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 ...

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 ...

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 ...

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, ...