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Extension > Garden > Diagnose a problem > What's wrong with my plant? > Annuals and Perennials > Pansy > Leaves discolored brown to black

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Pansy > Leaves > Leaves discolored brown to black

1 of 3
  • Root rot 1
  • Black root rot 2
  • Root rot 3

Root Rot
Pythium spp., Rhizoctonia solani, Thielaviopsis basicola

2 of 3
  • Gray mold 1
  • Gray mold 2

Gray Mold
Botrytis cinerea

  • Brown spots or blotches on leaves or stems
  • Brown spots or blotches on flowers; flowers drop off prematurely
  • As disease progresses, entire leaves, flowers and shoots turn brown
  • Gray fuzzy mold develops on rotted tissue under humid conditions
  • Disease develops during cool, wet weather
  • More information on Gray Mold
3 of 3
  • Anthracnose 1
  • Anthracnose

Colletotrichum violae-tricoloris

  • Tan to gray spots with dark margins on leaves
  • Leaf spots may develop concentric rings like a bull’s eye as they grow larger
  • Sunken brown to tan spots on stems
  • Brown spotting may occur on flower petals
  • More information on Anthracnose

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