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Extension > Garden > Diagnose a problem > What's wrong with my plant? > Annuals and Perennials > Shasta Daisy

Annuals and Perennials > Shasta Daisy

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  • fourline bug 1
    Credit: Jeff Hahn
  • fourline bug 2

    Credit: Jeff Hahn

  • fourline bug 3

    Credit: Jeff Hahn

  • - CLICK PHOTOS TO ENLARGE -

green arrowFourlined plant bug

  • Occurs May to early July
  • Feeding causes brownish or sunken spot on leaves
  • Nymphs are red or red and black; Adults are greenish yellow with 4 black stripes, 1/4 to 1/3 inch long
  • More information on Fourlined plant bug...
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  • Herbicide 3
    Credit: Michelle Grabowski
  • Herbicide 1

    Credit: Michelle Grabowski

  • Herbicide 2

    Credit: Michelle Grabowski

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green arrowHerbicide Damage
Phenoxy herbicide ex. 2,4D

  • Leaves are twisted, cupped, or distorted
  • Leaves may appear thick and leathery
  • Veins in leaves are thick and close together
  • Side of the plant closest to the herbicide application is most severely affected
  • In severe cases the entire plant may be affected
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  • Hail 1
    Credit: Mary Meyer
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green arrowHail

  • Ragged holes in foliage
  • Appears suddenly, after sever weather
  • Affects very local area only, sometimes individual plants show damage
  • Plants outgrow damage, leaves produced after hail event are undamaged

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