Theprized ornamental maple treesin your rest home landscape painting might be under the unsafe terror of tree diagram borers . These destructive cuss are often attracted to stressed or weakened maple tree diagram . Provide consistent maintenance for vigorous maple with a greater capability to avoid infestations . For continued wellness and use of your maple , grow them in full sun to fond nuance and in well - drained soil rich in nutrients .

Carpenterworm

Carpenterworms ( Prionoxystus robiniae ) are Sir Henry Joseph Wood - boring insect that attack maple trees . As one of the most prevalently attacked trees , maples may endure severe terms from this tree borer infestation . In the young larval stage , carpenterworm caterpillars attain a distance of 2 to 3 inches , with a show of white / green body and obscure heads . In maturity , carpenterworms are moths that display black / gray male bodies or whitish female bodies . impertinently hatched larvae tunnel into sapwood and then heartwood , provide hole and big damage in their wake . Once larvae bore-hole into bark , chemic treatments are not efficient . Contact your local county extension agentive role or a accredited professional for assistance , as attempting to use a chemical discourse is complex due to the life cycle of carpenterworms as well as their special accessibility . Consider the use of nematode Steinernema feltiae or Steinernema carpocapsae , harmonise to the University of California IPM Online . These beneficial organisms kill carpenterworm bore bit without damaging your maple tree . Purchase good nematode in a garden supply store , catalog or online .

Twig Pruner

Twig pruning hook ( Elaphidionoides villosus ) target maples among other trees like oaks and pecans , agree to the Texas Agricultural Extension Service . In their larval stage , twig pruner manducate rings around branch until they reach thinner bark layer . This impairment results in the breakage and falling of tree subdivision . Overwintering in fallen sprig , twig lopper emerge as adults beetles that measure just about 1 inch in length , expose thin , yellow / gray torso . Though no chemical control is recommended for twig pruners , talk with a professional about the potential use of chlorpyrifos , ordinarily recommended for Mrs. Henry Wood - boring beetle . to boot , remove and destruct descend plant constituent to decrease the rock drill population .

Red Oak Borer

Red oak rock drill ( Enaphalodes rufulus ) attack maple Tree and oak Tree . cherry oak tree woodborer damage trees when larvae provender on works barque , encircling branch and make seeable scars . ruby-red oak tree borers tip for just over a class before taking up mansion house in deeper tunnel where they mature into adults . As these pests continue to bore into the duramen of your maple tree , the equipment casualty chair to death of Sir Herbert Beerbohm Tree limbs . full-grown red oak borers are recognizable with their reddened / brown bodies that quantify up to 1 1/8 inch in length . For controller , apply an insect powder with the dynamic ingredient chlorpyrifos , according to the Texas Agricultural Extension Service .

References

…