Agriculture: Viburnum Leaf Beetle

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Viburnum Leaf Beetle

Description:

eggs - in twigs covered by black excrement cap
larvae - yellowish with black spots on the back
found underneath the leaf, towards the tips of the leaf
adult - beetle

What it attacks:

snowball bush, cranberry, viburnum

Damage:

both larvae & adults eat leaves
leaves look tattered at first, then everything stripped except midrib & main veins

Prevention/Control:

trim out previous years growth in the fall or spring- twigs look knobby because of egg masses
pick off larvae & adults
attract beneficial insects (see Beneficial Insects & Others)
safers soap
For suggestions on chemical control of this insect, see the Pesticides section under Gardeners.

Insect Seen When...:

Bleeding Heart is in full bloom
the first Trillium begin to bloom
Marsh marigolds in full bloom
Serviceberry flowers have developed but not opened

This information has been taken from www.gov.pe.ca
URL: http://www.gov.pe.ca//af/agweb/index.php3?number=74367&lang=E
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