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Extension > Garden > Diagnose a problem > What's wrong with my plant? > Deciduous > Serviceberry > Discolored flowers

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Serviceberry > Fruit/flowers > Discolored flowers

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  • Image: Fire Blight 1
  • Image: Fire Blight 2
  • Image: Fire Blight 3

Fireblight
Erwinia amylovora

  • Infected leaves wilt, turn gray then dark brown to black
  • Young shoots wilt into a shepherd's crook
  • Infected blossoms first turn gray, then black
  • Infected leaves and mummified fruit remain attached to the tree, often into winter
  • Branch cankers have dark, sunken & cracked bark, sapwood is streaked reddish brown
  • Drops of sticky honey-colored liquid can be seen on infected plant parts in warm wet weather
  • More information on Fireblight...

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