Common Names of Insects Affecting Ornamental Plants and the ...
Common Names of Insects Affecting Ornamental Plants and the ...
Common Names of Insects Affecting Ornamental Plants and the ...
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Bagworm 600 900<br />
Leafhoppers 618 802 1266 1514 1917 2155<br />
Pine root collar weevil 618 912<br />
White prunicola scale 707 1151<br />
Elm leaf aphid 710 1500<br />
Cottony maple scale 802 1265<br />
Oak spider mite 802 1266<br />
Pine webworm 802 1029 1514 1798<br />
Honey locust mite 912 1514<br />
European elm scale 1029 1388<br />
Japanese beetle 1029 2154<br />
<strong>Common</strong> <strong>Names</strong> <strong>of</strong> insect <strong>and</strong> growing degree days (GDD) affecting<br />
ornamental plants.<br />
If more than one range <strong>of</strong> numbers appears, this is indicative <strong>of</strong> multiple<br />
generations <strong>and</strong>/or control periods in an insect’s life cycle<br />
<strong>Common</strong> name <strong>of</strong> insect Growing Degree Days<br />
Walnut caterpillar 1029 1514<br />
Dogwood sawfly 1151 1500<br />
Min Max Min 2 Max 2 Min 3 Max 3<br />
Tuliptree aphid 1151 1514 1917 2033<br />
Birch skeletonizer 1266 1580<br />
Fall webworm 1266 1795<br />
European hornet 1388 2271<br />
Maple trumpet skeletonizer 1388 2032<br />
Twob<strong>and</strong>ed Japanese weevil 1644 2271<br />
Willow twig aphids 1644 2271<br />
Juniper webworm 1645 1917<br />
Sugar maple borer 2032 2375<br />
Locust borer 2271 2805<br />
Poplar <strong>and</strong> willow borer 2271 2806
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