The Morton Arb

Articles tagged boxwood psyllid

• Plant Health Care Report, May 13, 2011 (Issue 2011.04)

  | Category: PHC Reports Archive | Tags: The Morton Arboretum, Illinois, Chicago, tuliptree scale, boxwood psyllid, Elm leafminer, European elm flea weevil, phomopsis gall on forsythia, Rhizosphaeria needle cast on spruce
  May 13, 2010 Issue 2011.04   Our report includes up-to-date disease and insect pest and abiotic problem information for northeastern Illinois. You'll also find a table of accumulated growing degree days throughout...

• Plant Health Care Report May 10, 2013

  | Category: Plant Health Care Reports | Tags: volutella leaf and stem blight, European pine sawfly, downy mildew on impatiens, Carpenter bees, boxwood psyllid, creeping bellflower
    This issue contains information on European pine sawfly boxwood psyllids carpenter bees downy mildew on impatiens Volutella on pachysandra creeping bellflower   To download the PDF of the Plant Health Care Report click...