fbpx Plant Health Care Report issue 2019-9 | The Morton Arboretum

Plant Health Care Report issue 2019-9

July 26, 2019

The scouting report of The Morton Arboretum for July 26, 2019.

PDF iconPlant Health Care Report issue 9 for 2019 (PDF)

 

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What indicator plant is in bloom at the Arboretum?
Queen Anne’s lace (Daucus carota) is in flower

Accumulated Growing Degree Days (Base 50): 1512.5 (as of July 25)
Accumulated Growing Degree Days (Base 30): 3969.5 (as of July 25)

 

Miscellaneous

  • Gateway to Tree Science

 

Insects/other pests

  • Magnolia scale
  • Fall webworm
  • Galls
  • Milkweed bugs and beetles

 

Diseases

  • Septoria leaf spot on dogwood
  • Tar spot of maple
  • Bur oak blight

 

 

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