THYSANOPTERA

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THYSANOPTERA

• Thrips

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THYSANOPTERA

• Thysanos tassel
• Ptera wings
• Incomplete
• Rasping-sucking mouthparts
• Narrow, fringed wings (nymph wingless)
• Can transmit diseases
• Several generations / year

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THRIPS (156)

• HOSTS
• Flower thrips flowers and buds
• Greenhouse thrips feed openly on foliage

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PREDATORY THRIP
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THRIPS (139)

• DAMAGE
• Mostly harmless to woody plants
• Stippling and bleaching foliage
• Dead spots on leaves
• Tar spots underside of leaves

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THRIPS (139)
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THRIPS (139)
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THRIPS (139)

• MONITOR
• Branch beating (paper)
• Sticky traps blue for western flower thrip,
  yellow for other species

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THRIPS (139)

• CONTROL
• Maintain plant health to tolerate
• Soap and Oil
• Predatory wasp release in greenhouse

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Chilli Thrips-Adult
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1st Instar Larva
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Chilli Thrips 2nd Instar Larva
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Scouting
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Chilli Thrips - rose
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Ligustrum
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Pittosporum
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Ligustrum
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Chilli Thrips-Schefflera
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Why Biological Control?

• Thrips control impacted implementation of IPM
  programs in many ornamental crop systems.
• Chemical control in the landscape is
• NOT SUSTAINABLE

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Franklinothrips vespiformis Adult
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Franklinothrips vespiformis Nymph