Northwest berry Foundation

Management Detail

Sawfly

in Raspberries

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Latin name: Monophadnoides geniculatus

Description:

A minor pest that is often confused with leafrollers. In the late spring, larvae roll leaves and feed on undersides of leaf. Their feeding activity usually doesn't pose a problem but they can be a contaminant in mechanically harvested fields.

Links:

Scouting:

  • A minor pest of raspberries in the northwest that can be confused with leafrollers.
  • In the late spring, larvae roll leaves and feed on undersides of leaf.
  • Their feeding activity usually doesn't pose a problem but they can be a contaminant in mechanically harvested fields.
  • Seldom reach levels that need to be controlled.

 
Cultural Controls:

None listed at present.

 

For information about chemical controls, check with our Pesticide Guide.

images


Sawfly adult - photo by K. Gray


Sawfly larvae - photo by W. MacDiarmid


Older larvae - photo by K. Gray


Typical sawfly's rolled leaf - photo by K. Gray


Damage from sawfly - photo by K. Gray


Sawfly larvae - photo by T. Peerbolt


Close up of sawfly larvae - photo by T. Peerbolt

 

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