fbpx Plant Health Care Report issue 2017-10 | The Morton Arboretum

Plant Health Care Report issue 2017-10

August 11, 2017

The scouting report of The Morton Arboretum for Aug 11, 2017.

PDF iconPlant_Health_Care_Report_2017_10 (PDF)


Bartlett Tree Experts,  Presenting Sponsor of the Plant Clinic


Quick View

What indicator plant is in bloom at the Arboretum?
Seven Sons flower (Heptacodium miconioides) is getting ready to flower (around 2000 GDD).


Accumulated Growing Degree Days (Base 50): 1911.5 (as of Aug 10)
Accumulated Growing Degree Days (Base 30): 5007.5 (as of Aug 10)


Insects/insect relatives

  • Bagworm
  • Fall webworm
  • Two-spotted spider mites
  • Viburnum leaf beetle update



  • Measles on peony
  • Septoria leaf spot on dogwood
  • Leaf spots on everything



  • 2017 Midwest Tree and Shrub Conference