Bagworms - Trees and Shrubs

Control Once a plant is infested, it will probably be infested again unless control options are used. The pupal stage lasts for 4 weeks until September and early October. Be sure to read and follow all label directions. The adults emerge and then lay their eggs. If it is late June or into July before you discover your bagworm infestation, then a more traditional insecticidal treatment will probably be needed.

The eggs remain in the bags on the trees till the following spring and hatch about mid-June to start the cycle over. If nothing is done though, the plant will probably be dead after just a few seasons of infestation.

To get rid of bagworms, a small window of opportunity Lifestyles

The adult worm-like female lacks eyes, has only vestigial wings, functional legs, and mouthparts. Common insecticides used for controlling this pest include Carbaryl, Acephate, Cyfluthrin, Permethrin and Malathion.

Dipel, Thuricide, and others. Naturally, Bagworms nesting on such plants have a high chance of being destroyed by parasitoids. Bagworms move about freely to feed, and they carry their bags with them. The pests hang out in their bags until late summer or early fall when the adult males emerge to mate. A large infestation can lead to almost complete defoliation of trees.

Learn what bagworms look like, the damage they do to your trees and how you can control them below. Steph says: These bags indicate a bagworm infestation. Insecticide control needs to be aimed at young larvae in mid to late June to be effective. Winds SW at 5 to 10 mph.. The mature larvae then attach their bag to a branch with a strong band of silk and begin to pupate.

Bagworm Control Nebraska Extension in Lancaster County

The winged adult male moths will emerge from their bags and fly around to locate a female. The normal recommendation, in northeast and north central Kansas, is to wait until about the 10th of June and apply your first control application, wait two weeks and apply a second control application. The males mate with the wingless females which remain in their bags. If you do not find the infestation until August or even later, there is no need for any kind of chemical treatment.

Snake Wallpapers. Your current subscription does not provide access to this content. Deciduous trees can recover defoliation in the following year although as the bagworm larvae do not travel very far from their hatching bag the same plant may experience bagworm issues in consecutive years.

Seven-day newspaper subscribers get digital access at no extra charge; add it to your current subscription here. Animalia Phylum: Once the bags are fully developed it is impossible to get any type of spray or organic products inside them to kill the insect and stop them from damaging the tree or shrub.

Removing the bags before the end of May can help reduce their summer populations. Remove from small trees by hand and discard any time before June. By continuing without changing your cookie settings, you agree to this collection. Hog Badger. Protective bags of these insects hang from slender stems of plants and trees and are generally hidden by foliage. The larvae caterpillars build a bag around their hind parts after hatching and carry it around as they feed on needles and leaves throughout the summer.