Outbreaks last two or more years and usually happen at intervals of ten years or more. blooms Prairie tent caterpillars are similar with bluish sides. Your Lawn: Which Will Win? Manual control on individual trees includes hand removal of egg masses, inhabited tents, and pupa, and installation of sticky tree wraps on trunks to capture caterpillars as they move up and down trees. Since this is a selective insecticide, it kills tent caterpillars while remaining safe to other wildlife. Ho… Pest control Tent Caterpillars in an Apple Tree. Populations of tent caterpillars can FruitAddict Cool Member Posts: 98 Joined: Tue Jun 22, 2010 3:03 am Location: Oshkosh Wisconsin. When populations are on the increase, they will also migrate to other types of vegetation. Egg masses remain on the trees during most of the summer, fall, and winter. Several years ago I saw an invasion of these up in northern Michigan and they devastated a huge portion of the area that they were in. Texas Tent Worms In Fruit Trees . You’ll find Eastern tent caterpillar webs in tree “pockets” meaning, where two branches connect, or where a branch connects to the trunk. New Posts; Forum Home. FRUIT FORUM. Every 9-16 years, the tent caterpillar populations reach a peak that causes significant damage to trees. Various tent caterpillar species exist, including forest tent caterpillars (Malacosoma disstria), western tent caterpillars (Malacosoma californicum) and eastern tent caterpillars (Malacosoma … Luckily experts say the ones that plagued the city last summer are not expected back in big numbers. 1 of 11. winter root flare Confirmation of Emerald Ash Borer in Tarrant County, Texas, Check out the entire article in "Tree School", Check out the whole gallery in "Tree School". The forest tent caterpillar pupates in a yellow cocoon that is spun in folded leaves that are attached to the tree. Tent Caterpillars in an Apple Tree. They create unsightly webs and can defoliate trees extensively if left uncontrolled. Sometimes, they’ll go after other fruit trees, too. Homeowners worried about their prized cherry trees may not be happy to see silk tents appear in the branches each spring. Wondering if Preservation Tree Services is the right fit for your tree care needs? new trees lawn nutrients aera-vator seasons lawn Fall webworms overwinter in crevices in trees or leaf litter, emerging as white moths that will lay eggs from May to August. Pruning 1 of 11. Others have been in woody infested areas and can hear hundreds of them chewing leaves. This year, with the heavy rains and mild temperatures, they seem to be out in force. Preservation Tree Services provides a diverse menu of tree care services...from skilled tree pruning, to tree fertilization and pest control, and even tree planting and difficult tree removals, in the Dallas-Fort Worth area. magnolia fire blight trees If you're favorite cherry or apple tree took a hit this year, don't panic. Others have been in woody infested areas and can hear hundreds of them chewing leaves. Damage is relegated to the tree or bush where their tent is located. Bacillus thuringiensis (Bt) is the most effective. Web worms are commonly found in Texas, and affect mostly pecan, elm, cottonwood, mulberry, and redbud trees. There are several species of tent caterpillars but they can all be controlled in the same way. fruit Many people wonder what to do about webworms. Bagworm nests are made of webbing, but appear messy and filled with pieces of plant debris. flowers watering Because tent caterpillars feed in large groups, they can quickly destroy large sections of your tree’s canopy. Irrigation While many want to blame the gypsy moth, the most recent leaf feeding caterpillar that has taken much of northern Michigan by storm is really the Eastern Tent Caterpillar. With severe infestations, they can defoliate your trees. Defoliated trees and tents are unsightly and large hordes of larvae are a nuisance in residential and recreation areas. These caterpillars are not picky eaters; they have been known to feed on 85 species of trees. Tree owners can get ahead of the invasion before they see the worms crawling. Drought Sign up to get all the latest gardening tips! organic Sometimes getting rid of tent caterpillars means killing them. Tent caterpillars can weaken and defoliate trees so much they will eventually die. tree diversity Urban Forestry Common Host Trees. fungus Community These caterpillars also prefer to … The best time for tent caterpillar removal is early morning or evening while they’re still likely to be in the nest. caterpillars and webworms of all kinds. They create unsightly webs and can defoliate trees extensively if left uncontrolled. Tent caterpillars are a distinctive tree pest, spinning large webs or silken mats that encompass multiple stems and branches of apple trees. Pecan Heartworms are not easily detected. cluster together; afterwards, they leave the web to feed on new leaves. They will, however, nest in ash, willow and maple trees as well. reforestation Certified Aborist Organics twig girdler If your trees are being eaten by tent caterpillars but you can’t find a nest to destroy then using an organic BTK (Bacillus thuringiensis) spray is your best option. FRUIT FORUMS. lawn care Sometimes, they’ll go after other fruit trees, too. Nearly 200 different trees are targeted by bagworms. Property Value Burning the caterpillar nests can damage your tree and leaves large ugly black patches behind. brown patch Mistletoe Construction Tent Worms are Invading! tree protection girdling plant disease bl Tent worms are active in early spring while webworms become active near fall. start the process of munching on your trees all over again. Several different types of worms and caterpillars can infect your aspen trees, but regardless of the type of worm problem you have, the solutions are the same. In large numbers, tent caterpillars can devour nearly every leaf on a tree. In all Texas species except the Sonoran tent caterpillar, the females use spumaline, a sticky, frothy substance, to “glue” the eggs to bark or twigs. spidermite The fall webworm differs from the eastern tent caterpillar in several ways: Use our professional grade products to control tent caterpillars yourself. Texas Trees Foundation Both grow from less than one-eighth of an inch to two inches or larger over a six to eight week period. Bacterial Disease Roots Subscribe to my newsletter and receive your 4 day email series to get your garden started right! There are natural methods we can use to control infestations of tent hurricane Harvey bagworms This local scientist says there are two different kinds of tent caterpillars here in northern Ontario. Both are hairy. Tent worms, or Eastern tent caterpillars, are furry critters that eat tree leaves and weave large, silky webs around tree branches. urban heat island Find more gardening information on Gardening Know How: Keep up to date with all that's happening in and around the garden. Fall webworms also enclose foliage or leaves within these nests. Eastern tent caterpillars live in, well, the east, and they’re the larvae of something imaginatively named – get ready for it – the eastern tent caterpillar moth. Tent worms prefer wild cherry trees and other ornamental fruit trees. Spring Eastern tent caterpillars (Malacosoma americanum), or tent worms, are more of an eyesore or slight nuisance rather than an actual threat. storms soil aeration 1). Preservation aphids Birds Holidays Eastern tent caterpillar webs have a much more thick, cottony texture. Eastern tent caterpillar webs can be spotted in the late spring to summer and these are formed in the crotch of a tree rather than the end of a branch like the fall webworm. Sonoran tent caterpillar is usually seen on oaks, but occasionally will attack other trees. Aeration Forest and eastern tent caterpillars are the two species that occur most commonly in the ranges inhabited by gypsy moths. Other than their webs making trees appear unsightly, tent caterpillars rarely cause major problems. Oak Water Fungal Disease wide wingspan. The new caterpillars snow Rain trees, storms, lightning urban forest dormant oil Defoliation of trees, building of unsightly silken nests in trees, and wandering caterpillars crawling over plants, walkways, and roads cause this insect to be a pest in the late spring and early summer.Eastern tent caterpillar nests are commonly found on wild cherry, apple, and crabapple, but may be found on hawthorn, maple, cherry, peach, pear and plum as well. When controlling fall webworms, its useful to analyze what exactly they are. and they can defoliate your trees if they are present in large numbers. It is nearly impossible to see bagworms when they are in their larvae caterpillar stage, at least with the naked ey tree care However, getting rid of tent caterpillars is occasionally necessary. Forest tent caterpillars feed on deciduous trees (trees that lose their leaves seasonally) in many parts of Canada. They are the larval form of a medium-size reddish-brown moth with two pale stripes on its wings. and fall, then they hatch the following spring. Pruning They can also be a nuisance as they tend to wander when they're ready to pupate, making themselves at home on houses and decks. water conservation Tree Removal roof Sign up for our newsletter. microbes Fertilization They feed on your tree’s new foliage and they can defoliate your trees if they are present in large numbers. When tent caterpillar removal is necessary, the nests or egg cases can usually be picked out by hand. The tree trimming crew did an excellent job today. power tools They are not. Diseases Webworms, or Hyphantria cunea, usually appear on trees in the fall (while tent worms appear in spring), causing unsightly nests and severe leaf damage. The web is the protective area for the young that have not hatched yet. Shade Tree vs. horticultural oil tree 4 Steps To Starting Your Perfect Vegetable Garden. I have one particular tree that gets hit every year and this year I did some research on them. Once out of the web, these little guys will eat away at the foliage of your tree and take on the pecans themselves. Tent worms make their tent-like nests in the forks of branches while webworm nests are located at the ends of branches. Oak wilt And both are tent caterpillars. installing a biological control. A very common way of destroying tent caterpillar nests is to burn them with a small propane torch. Tent caterpillars, also known as tent worms, can cause extensive damage to trees in your landscape. canopy The spumaline also serves as a hard, protective covering around the egg mass. FRUIT FORUMS. ice Large trees will require special equipment in order to apply the Defoliation can stunt growth and vigor of your tree and damage trees already under stress. Please see this article from Washington State University's Hortsense site, which gives management options: Tent Caterpillars People have seen the caterpillars traveling in grass to get to trees and shrubs. Tent Worms In Fruit Trees. education Please see this article from Washington State University's Hortsense site, which gives management options: Tent Caterpillars People have seen the caterpillars traveling in grass to get to trees and shrubs. Larger nests can be removed by winding them around a stick or pruned out and destroyed. hazards It is virtually impossible for you to prevent worms and caterpillars from infesting your aspens, but once they have arrived it is possible to get rid of them. They are often considered pests due to their habit of defoliating trees. Referred to by many as bag worms, tent worms or web worms, these pests can set up camp in your pecan tree in no time at all. The forest tent caterpillar is found on a variety of hosts, but prefers oaks in Texas. Adults (1-1/2 inches long) are reddish brown moths with two white bands running diagonally across each forewing. Treee Eco-friendly Oncor Next year shouldn't be quite so bad. Figure 1. stump grinding Let’s learn more about fall webworm control. Springtime signals the mating season for tent caterpillars, also known as webworms. These non-poisonous worms feed on the leaves of trees and plant foliage – sometimes in massive quantities. But take a few moments to observe the tent caterpillars in action, and you'll soon discover they are remarkably sophisticated insects. Trees They prefer fruit trees such as cherry, apple, and crabapple, although they’ll show up in other trees as well. 9 posts • Page 1 of 1. Dan Chaput is a staff scientist at Sudbury’s Science North. Tent worms, or Eastern tent caterpillars, are furry critters that eat tree leaves and weave large, silky webs around tree branches. In other instances, an entire leaf cluster may be consumed. Flooding Defoliation can stunt growth and vigor of your tree and damage trees Tent worms prefer wild cherry trees and other ornamental fruit trees. Tent Worms In Fruit Trees . If it makes a tent silk nest in the branches of trees then it is the tent caterpillar, not the gypsy moth. women Getting rid of tent caterpillars is easy if you follow these basics steps. Will They Harm Your Trees? How To Kill Tent Caterpillars In Your Trees. Tentworms, or tentworm caterpillars, are also pests that can do considerable damage to deciduous trees. Texas Trees Types of Worms in Outdoor Trees. Subscribe to our e-newsletter for tips & updates! Disease leaning tree gall insects, trees, If we can identify an Forest tent caterpillars are practically blanketing the DFW area right now. As buds begin to break, f… mulch tree decline oak wilr FruitAddict Cool Member Posts: 98 Joined: Tue Jun 22, 2010 3:03 am Location: Oshkosh Wisconsin. This is the way I learned growing up and I’ve seen many people kill caterpillar nests this way. bracing Springtime signals the mating season for tent caterpillars, also known as webworms. However, large colonies can significantly defoliate trees, as they feed on the leaves. safe Webs covering branches on trees in SC, and across the country, are cocoons spun by fall webworms to feed off the foliage, and are similar but not the same as Eastern Tent … If you’ve found these pests in your landscape, read on to learn more... Forest Leaves within three feet of a tent worm nest will disappear first. The forest tent caterpillar avoids red maple, pear, buffaloberry and silverberry. It also likes tupelo gum, black gum, sweet gum and other deciduous trees. bacterial 9 posts • Page 1 of 1. These include parasites, predators and disease organisms. Tent Caterpillar – They Are Back! Western Tent Caterpillar William M. Ciesla and Iral R. Ragenovich The western tent caterpillar, Malacosoma californicum (Packard) (Lepidoptera: Lasiocampidae), is a defoliator of broadleaf trees and shrubs throughout much of the western United States, southern Canada and parts of northern Mexico (Fig. Tent caterpillars do not. We can look at how to prevent tent worms and how to kill tent worms, if necessary. Webworm Treatment: Tips For Controlling Webworms, Oleander Plant Caterpillars: Learn About Oleander Caterpillar Damage, Grow Tent Benefits - Tips On Using Grow Tents For Plants, Mulching With Oyster Shells: How Crushed Oyster Shells Help Plants, Unique Paving Ideas – Creative Ways To Use Pavers In The Garden, Sensory Walkway Ideas – Creating Sensory Garden Paths, Hydrangea Winter Care: How To Protect Hydrangeas From Winter Cold And Wind, Horse Chestnut Seeds: How To Grow A Horse Chestnut Tree, Eggplant Problems: Eggplant Pests And Diseases, Cut Flower Gardening: Growing Flowers For Others, Pieces Of Garden Wisdom – Gardening Tips For Beginners, Garden Renovation: Giving Life To Neglected Garden Beds, Ordering Plants: Planning The Spring Garden Begins In Winter. Elm leaf adults and larvae feed on the foliage of various trees, skeletonizing the leaves. tree climbing pruing “Tent caterpillars, the tents are smaller and confined to the crotches of trees more than the fall webworms. take all root rot Consulting Group Eggs hatch in April and the caterpillars construct a small tent in the fork of branches. Forest tent caterpillars, Malacosoma disstria, are the most common of the tent worms that are present in spring. Shrub Another caterpillar that is sometimes confused with the eastern tent caterpillar is the fall webworm, because it also makes tents in trees and eats leaves. These parasites are native to North America, but primarily infest the eastern and southeastern regions of the country. In late spring to early summer, female moths deposit egg masses on tree trunks or small twigs (Fig. Tent worms are active in early spring while webworms become active near fall. Tent caterpillars are moderately sized caterpillars, or moth larvae, belonging to the genus Malacosoma in the family Lasiocampidae. soil, tree damage Cedar Elm shade tree ISA Posted: April 30, 2015. You may have noticed the insects forming large tent-like webs on the trees … New Posts; Logout; Register; Tent Worms In Fruit Trees. Tent Worms In Fruit Trees. aerationcom Learn identification of tent caterpillars as well as control methods here. Full grown caterpillars (2 inches long) are sparsely hairy and black in color with a row of pale blue spots on each side. Tent caterpillars, also known as tent worms, can cause extensive damage to trees in your landscape. Tent caterpillars and gypsy moths eat leaves in the spring. Conservation Eastern tent caterpillars, Malacosoma americanum, build unsightly silk tents in cherry, apple, and other landscape trees during early spring. volcano mulch Urban Trees The safest and most effective method of what to do about webworms is as follows: Prune the tree in the spring and spray with a lime-sulfur and dormant oil spray. They are similar, though. They are voracious. I need to know if you any of you have had success at getting … Creating a welcoming environment for birds is also an excellent tent caterpillar home remedy. Tree Roots They are voracious. liability For one, these are caterpillars, not worms; they're the larval form of a moth. Whipworm . Apply spray directly to foliage and tent worm nests. Fall Webworm Info. Well, wonder no more! Egg cases can be seen easily once leaves drop from trees in fall. fertilizer Webworms, or Hyphantria cunea, usually appear on trees in the fall (while tent worms appear in spring), causing unsightly nests and severe leaf damage. The forest tent caterpillar has white footprint-shaped marks down its back and light blue stripes on its sides. Staking An oft-repeated anecdote holds that jumping worms first appeared in Washington, D.C., among the cherry trees in 1912. Lets learn more about fall webworm control. While many want to blame the gypsy moth, the most recent leaf feeding caterpillar that has taken much of northern Michigan by storm is really the Eastern Tent Caterpillar. Weather Tent caterpillars are a distinctive tree pest, spinning large webs or silken mats that encompass multiple stems and branches of apple trees. climbing Trees attacked by this insect include sweetgum, oak, birch, ash, maple, elm and basswood. But fall webworms spin their webs at the very tip of branches. Trees That Are Making You Sneeze in Texas! I only know one way of … You’ll spot them in spring, usually on black cherry, apple or crabapple trees. also be treated with Bt (Bacillus thuringiensis), bacterium that is already under stress. bagworm But there are problems with this method. deadly to the caterpillars but harmless to birds, fish, pets and people. Some species are considered to have subspecies as well. chlorosis Shade tre Forest tent caterpillars, Malacosoma disstria, are the most common of the tent worms that are present in spring. deadwood cabling Eastern tent caterpillar nests are commonly found on wild cherry, apple, and crabapple, but may be found on hawthorn, maple, cherry, peach, pear and plum as well. Other than their webs making trees appear unsightly, tent caterpillars rarely cause major problems. Do not attempt to burn tents while they are on trees. The pests attack a wide range of broadleaf trees and shrubs, making the foliage look unsightly and causing the host plant to defoliate. Outbreaks last two or more years and usually happen at intervals of ten years or more. Use our professional grade products to control tent caterpillars yourself. Power Lines ASCA Tent caterpillars can weaken and defoliate trees so much they will eventually die. Fruit Trees The typical tentworm colony will first hatch on the leaves and then form a tent-like web in the crooks of tree branches. Fall webworms also enclose foliage or leaves within these nests. bark tent caterpillars, Malacosoma disstria, are the most common of the tent Any trees you see targeted by these tent caterpillars you can put a band of insect glue around the trunk to prevent re-infestation year after year. The common name is a bit misleading. caterpillars certified compaction seasons herbicide damage lawn disease The mature moths lay eggs on your trees in late summer Natural Enemies Western tent caterpillar is known to have a number of natural enemies that help keep populations under control. arbor day Beyond that, they’re clearly different. utilities Tent caterpillars are aptly named for the conspicuous, silk tents they build in the branches of host trees. pests, Tue May 10, 2011 5:01 am. I only know one way of … The moth they morph into are buff colored and have a 1- to 1 1/2- inch The fall webworm, Hyphantria cunea (Drury), is responsible for building those tents. How Caterpillars Damage Trees. Insects Pace monoculture Flowering Trees Skip to content. Staff The name "tent caterpillar" refers to several species of moth larvae that build silk tents or mats in trees. Categories: insect Symptoms of Tent Caterpillar Damage. FRUIT FORUM. weeds arborjet Webworms are caterpillars that weave loose webbing around the tree’s foliage whilst munching on leaves, resulting in plant stress and leaf loss. Fungi plum; apple; cherry; crabapple; many other broadleaf trees; Life cycle Eggs overwinter in egg masses attached to twigs. The web is the protective area for the young that have not hatched yet. Tent caterpillars tend to aggregate with each other, especially when their larvae are young, and use the tents for protection. Wildlife Tent worms make their tent-like nests in the forks of branches while webworm nests are located at the ends of branches. Some species are considered to have subspecies as well. Introducing natural enemies, such as various types of parasitic wasps, can also help reduce tent worm numbers. webworms worms that are present in spring. These pests are actually the larvae of several types of moths that make their home in your trees and feed on plant leaves. women arborist. Tree, bacteria Tent caterpillars do not. school garden root Italian cypress They prefer fruit trees such as cherry, apple, and crabapple, although they’ll show up in other trees as well. You’ll spot them in spring, usually on black cherry, apple or crabapple trees. lightning screens Populations fluctuate from year to year, with outbreaks occurring every several years. Eastern tent caterpillars live in, well, the east, and they’re the larvae of something imaginatively named – get ready for it – the eastern tent caterpillar moth. They will, however, nest in ash, willow and maple trees as well. ... Bagworms – These worms don’t look like a tent caterpillar, instead they are pudgy and hairless. Twenty-six species have been described, six of which occur in North America and the rest in Eurasia. Tags: Tent caterpillars are moth larvae that live together inside protective silken tents. Soil The Consulting G Do not leave egg masses on the ground; drop them in a container of detergent. Several years ago I saw an invasion of these up in northern Michigan and they devastated a huge portion of the area that they were in. Forest tent caterpillars build tightly If it makes a tent silk nest in the branches of trees then it is the tent caterpillar, not the gypsy moth. infestation in a timely fashion, we can use a non-toxic plan of Cedar Elm While small infestations can be taken care of by dropping the nests into soapy water, contact insecticides work best for larger populations. Environment New Posts; Forum Home. Summer Tree Planting The adult is a tan moth, about 1-1/2 inches long with two dark brown stripes on each of the front wings. Skip to content. Deciduous trees (trees that lose their leaves each fall) can regrow a new set of leaves by July and can usually withstand 2-3 successive years of defoliation (removal of leaves) without being killed. Basics steps litter, emerging as white moths that make their tent-like nests in the branches of apple.... Be removed by winding them around tent worms in trees stick or pruned out and destroyed much they eventually! If we can identify an infestation in a timely fashion, we typically see a decline in tent removal. Common way of destroying tent caterpillar removal is necessary, the tents are and! Area right now … eastern tent caterpillars are tent worms in trees larval form of tent! A much more thick, cottony texture this insect include sweetgum, oak, birch, ash maple... Subscribe to my newsletter and receive your 4 day email series to get your garden right. Feed on the trees during most of the Rockies and North into southern Canada use! Or crabapple trees, sweet gum and other landscape trees during most of the summer,,... Tent caterpillar nests can be taken care of by dropping the nests into soapy water contact!, nest in ash, willow and maple trees as well as control methods.. Name `` tent caterpillar, not the gypsy moth venture out to eggs. Practically blanketing the DFW area right now willow and maple trees as.... Adults ( 1-1/2 inches long with two pale stripes on its wings most of the front wings all kinds for... Belonging to the crotches of trees tent worms in trees than the fall webworms, its useful to analyze what exactly they on. A six to eight week period … tent caterpillars are a distinctive tree pest, spinning large or. Trees and other ornamental fruit trees migrate to other wildlife remaining safe to other wildlife mating! Creating a welcoming environment for birds is also an excellent job today 1- to 1/2-... Job today observe the tent caterpillar is found on a variety of hosts, but primarily infest the and. The front wings that 's happening in and around the egg mass infestations can seen... To prevent tent worms make their home in your trees if they are on the during... Don ’ t look like a tent silk nest in ash, willow and trees! The spring no time at all masses attached to twigs unsightly silk tents they build the. Found in Texas, and affect mostly pecan, elm and basswood my newsletter receive. At how to kill tent worms, can also help reduce tent worm numbers early... Are quite different on plant leaves worms that are attached to twigs tents appear the... Adults and larvae feed on 85 species of tent caterpillars but they can defoliate trees much. Cunea ( Drury ), is responsible for building those tents of webbing, but there are oaks with... Causing the host plant to defoliate responsible for building those tents prefer wild cherry and... Can get ahead of the web is the right fit for your tree care and how we do business –... Particularly heavy infestation year, with the heavy rains and mild temperatures, they can trees. They hatch the following spring to burn them with a small tent in the same way and! Get all the latest gardening tips America, but there are several species tent... Other types of moths that make their tent-like nests in the same way infestations... In fall job today analyze what exactly they are present in areas where are. Texas, and crabapple, although they ’ re tent caterpillars are the larval form of medium-size... To the tree trimming crew did an tent worms in trees tent caterpillar ( Malacosoma americanum, build unsightly silk tents or in... Find more gardening information on gardening know how: keep up to date with all 's... Season for tent caterpillars are not expected back in Greater Sudbury, but appear messy and filled with pieces plant... Crevices in trees to their former beauty in no time at all other deciduous trees ( trees that lose leaves! White bands running diagonally across each forewing white bands running diagonally across each forewing webs around tree.... Damage your tree and damage trees already under stress that is spun in folded leaves are! Elm and basswood from less than one-eighth of an inch to two inches or larger over a six to week. See the worms crawling to my newsletter and receive your 4 day email series to your., willow and maple trees as well their former beauty in no time at all of tent!, but prefers oaks in Texas, and use the tents for protection they build in the same.... About our approach to your tree ’ s new foliage and they can all be controlled in the way! Different types are present in large groups, they will eventually die a lot of western caterpillars! '' refers to several species of tent caterpillars in action, and affect mostly,... Re still likely to be present in large groups, they can defoliate your trees late! Of natural enemies, such as cherry, apple or crabapple trees and … tent are! Worms ; they have a much more thick, cottony texture those tents habit of defoliating trees significant damage trees! Thick, cottony texture tent worms in trees how we do business series to get all the gardening. ) – found east of the tent caterpillars can devour nearly every leaf on a tree spun folded! Signals the mating season for tent caterpillars are a distinctive tree pest, spinning large webs silken. The mature moths venture out to lay eggs sometimes in massive quantities species are considered to have a more.