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Plant Health Care Report Issue 2011-03

The Scouting Report of The Morton Arboretum for May 6, 2011.

 Plant Health Care Report 2011-03

 

Included in this issue: 

 

Redbud (Cercis canadensis)Redbud (Cercis canadensis)

This week's indicator plant

  • Redbud (Cercis canadensis)

 

Weather Update

  • Accumulated Growing Degree Days (Base 50): 78
  • Accumulated Growing Degree Days (Base 30): 843.5

 

Insects

  • Juniper webworm
  • Larch casebearer
  • Pine needle scale
  • Pine bark adelgid

 

Diseases

  • Phytophthora root rot
  • Caliciopsis pinea
  • Fireblight
  • Brown rot of stone fruit
  • Cedar quince rust