Dry Edible Beans: Green Cloverworm (Hypena scabra)

Excerpt from Chapter 6, Field Crop Protection Guide, Order this publication

Table of Contents

1. Description
2. Integrated Pest Management Options
• endosulfan – Thiodan 4 EC
3. Related links...

Description

The adults are dark brown or black moths with spotted wings. Their wingspan is approximately 2.5 cm (1 in.) The larvae are pale green, approximately 2.5 cm (1 in.) in length and have two white longitudinal stripes running along the length of the back. The larvae will pulsate when disturbed. Green cloverworm attack alfalfa, bean, clover, cowpea, soybean, strawberry, vetch, many common weeds and other legumes.

Image 1. Green cloverworm larvae are pale green and have two white, longitudinal stripes running along the length of the back.

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Integrated Pest Management Options

Several natural enemies help to keep populations below action thresholds. Insecticides are only recommended if populations are extremely high, as they will also kill the natural enemy population.

Comments
Do not apply on lima beans. Do not feed treated threshings or crop refuse to livestock. 2 days to harvest.

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Related links...

• Agronomy Guide for Field Crops - Publication 811
  • Dry Edible Beans: Green Cloverworm
• Insects
• Dry Edible Beans

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