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Twospotted spider mite

Twospotted spider mite

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Sucking pests<br />

<strong>Twospotted</strong> <strong>spider</strong> <strong>mite</strong><br />

<strong>Twospotted</strong> <strong>spider</strong> <strong>mite</strong> has piercing-sucking<br />

mouthparts and is usually found feeding on<br />

leaf undersides. Leaves heavily infested with<br />

twospotted <strong>spider</strong> <strong>mite</strong>s may appear yellow to<br />

bronze, turn brown, dry up and fall off. Webbing<br />

may be present on leaf undersides and plant<br />

stems when populations are large. This <strong>spider</strong><br />

<strong>mite</strong> prefers hot, dry conditions.<br />

<strong>Twospotted</strong> <strong>spider</strong> <strong>mite</strong>s are<br />

2 mm long, oval-shaped,<br />

and green, yellow or reddish<br />

orange. Adults have two dark<br />

spots on both sides of the body.<br />

2 mm<br />

Management: A hard<br />

water spray directed<br />

at leaf undersides will<br />

quickly remove twospotted<br />

<strong>spider</strong> <strong>mite</strong>s<br />

from plants and<br />

minimally affect any


<strong>Twospotted</strong> <strong>spider</strong> <strong>mite</strong> – continued<br />

<strong>Twospotted</strong><br />

<strong>spider</strong> <strong>mite</strong><br />

damage appears<br />

as small, white<br />

to yellow specks<br />

on plant leaves.<br />

This damage is<br />

often referred to<br />

as stippling.<br />

beneficial insects and <strong>mite</strong>s. Avoid overfertilizing<br />

and overwatering plants. Remove weeds from<br />

adjacent areas – weeds serve as overwintering<br />

sites for twospotted <strong>spider</strong> <strong>mite</strong>. Contact<br />

miticides and those with translaminar properties<br />

may be effective in controlling twospotted <strong>spider</strong><br />

<strong>mite</strong>s.

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