Bright light-green caterpillars , members of theLepidopteraorder of louse , turn into moths or butterfly through the process phone metabolism . There are about 14,000 metal money of moths and butterflies in North America , but most gardeners will encounter only a midget percentage of them .
Not allLepidopterabegin spirit as tiny green caterpillars . Some , like the woolly bear that reportedly predicts winter weather by the breadth of its stripe , are brown , black , striped or spotted .
Green Caterpillars in the Garden
The green caterpillars in your yard are there for the food . Once they become larvae , their mission is to eat up and eat until it ’s time to transmute into pupae and complete the process of becoming a moth or butterfly .
Most of them are there to deplete blades of grass , though others flow on clover or sess that might be growing in your yard . You may also find lilliputian green worms on innkeeper industrial plant , like vegetable , flush , tree and shrubs in the thou .
While get a line insects munching on your prize botany in your garden may be lawsuit for alarm system , caterpillars are in general beneficial insects because the moths or butterfly they sour into are of import pollinators . Others become food for birds .

Some green caterpillars , like the sovereign butterfly stroke larvae that eat milkweed ( Asclepiasspp . , U.S. Department of Agriculture flora hardiness geographical zone 4 to 9 ) , have coevolved with specific plant life that become their sole source of food . If the damage to your pot or flora is not too great , sample cerebration of green cat as an crucial part of your M ’s ecosystem .
Once they become pupa , they can no longer harm your plants .
Green Caterpillars That Can Damage Yards
Striped grass loopers(Mocis latipes ) are small gullible caterpillar that reach about 1.5 inch in length at maturity , with a streak on each side of their body . The name looper derive from the way their back form an arch as they rend their hind foot toward their front feet when they cringe . They ’re one of the many varieties of Caterpillar colloquially called measuring worm . Armyworms(Pseudaletia unipunctaorMythimna unipuncta ) range in color from sick green to yellow - brownish and have long chickenhearted - brown banding and brown head . They belong to to the big crime syndicate of insects in the Lepdoptera edict , Noctuidae . Like the grass measuring worm , the 1.5 - inch - recollective cat are combat-ready from bounce to fall , chewing on blade of sess and causing drained spots in the yard . This variety of armyworm is not weigh a serious pest . Green cloverworms(Hypena scabra ) grow to about an inch long and have a white stripe on each side when matured . While they are most unremarkably considered a soybean or alfalfa plant life pest , you may regain them in your yard if you have a muckle of trefoil .
Other Green Caterpillars Found in Home Gardens
Tomato hornwormcaterpillars ( Manduca quinquemaculata ) and their cousinstobacco hornworms(Manduca sexta ) are among the largest unripe Caterpillar at 4 column inch in length and have a horn - similar gibbousness on the last segment of their body . While these garden pestilence favour love apple plants , they also rust potato , eggplant and pepper flora . Hornworms flow on the upper leaf of plants and then work their path down to lower leaves and the yield or veg .
If you see little light-green worms hang from your trees , they ’re probablyoak leafrollers(Archips semiferanus ) oroak leaftiers(Croesia semipurpurana).Also familiarly called measuring worm , these tiny lite green caterpillars range in length from 1/4 inch to 1 inch . They feed on the new leaves of oak , pecan , walnut and hackberry tree diagram .
Somesawflylarvae are green . sawfly do not belong to the order of insects call Lepidoptera that wrick into butterfly and moth . Instead , they are Hymenoptera and become tent-fly , bee , WASP and ants after metamorphosis . Thedusty birch(Croesus latitarsus),elm(Cimbex americana ) andEuropean pine(Neodiprion sertifer ) sawflies are all light-green caterpillars that can cause significant damage to trees and bush in the landscape .