The Morton Arb

Articles tagged Oystershell scale

• Scale Insects

  | Category: Insects & Diseases | Tags: Scale Insects, Oystershell scale, Pine needle scale, magnolia scale, Lecanium scale, Fletcher scale, European elm scale, Euonymus scale
  DESCRIPTION There are many species of scale insects that feed on a wide range of host plants. Scale insects are a unique group, that look quite different from other insects. In their juvenile growth stage, they are referred to as "crawlers". As...

• May 1, 2009 Plant Health Care Report

  | Category: PHC Reports Archive | Tags: Caterpillars, White clover, Arborvitae leafminer, Dandelion, seasonal needle drop, golden canker, Cryptodiaporthe canker, Oystershell scale, Eastern tent caterpillar, European pine sawfly, Apple Scab, sawfly larvae
  This issue contains details on many items including: Caterpillars and sawfly larvae Eastern tent caterpillar European pine sawfly Arborvitae leafminer Oystershell scale Apple scab Cryptodiaporthe canker (golden canker) Seasonal needle drop...

• Plant Health Care Report June 3, 2011 (Issue 2011.07)

  | Category: PHC Reports Archive | Tags: Chicago, Illinois, Lisle, hydrangea bud gall, Phyllorexa gall, Aesculus leafminer, Alder leafminer, Calico scale, bristly roseslug sawfly, Spittle bug, Oystershell scale, filbert blight, Powdery mildew, buckthorn rust, oak leaf blister, oak leaf tatters
  June 3,...