fbpx Plant Health Care Report issue 2019-7 | The Morton Arboretum

Plant Health Care Report issue 2019-7

June 28, 2019

The scouting report of The Morton Arboretum for June 28, 2019.

 

PDF iconPlant Health Care Report issue 2019-7 (PDF)

 

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What indicator plant is in bloom at the Arboretum?
Northern Catalpa (Catalpa speciosa) is in full flower

Accumulated Growing Degree Days (Base 50): 775.5 (as of June 27)
Accumulated Growing Degree Days (Base 30): 2672.5 (as of June 27)

 

 

Insects/other pests

  • Tussock moths
  • Columbine leaf miner
  • Sawflies…
  • …and caterpillars
  • Hawthorn mealybug
  • Tarnished plant bug
  • Good guys
  • Imposters in the garden

 

Diseases

  • Rhizosphaera needle cast
  • Sirococcus blight
  • Eastern filbert blight
  • Leaf spots on everything

 

 

 

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Bartlett Tree Experts, Plant Clinic sponsor