Gardens, Landscapes, and Turf, incense-cedar scale or Monterey cypress scale, California Department of Pesticide Regulation website, Pests of Landscape Trees and Shrubs: An Integrated Pest Management Guide, Natural Enemies Handbook: The Illustrated Guide to Biological Pest Control, Retail Nursery and Garden Center IPM News, The Scale Insects of California Part 1: The Soft Scales, The Scale Insects of California Part 2: The Minor Families, The Scale Insects of California Part 3: The Armored Scales, 2021 Regents of the University of California, Division of Agriculture and Natural Resources, citrus highly susceptible in Central Valley, biologically controlled in Southern California, acacia, boxwood, eugenia, euonymus, grape, magnolia, mulberry, olive, palm, podocarpus, privet, rose, acacia, bay, boxwood, ceanothus, fruit trees, holly, ivy, laurel, magnolia, manzanita, palm, pepper tree, pittosporum, pyracantha, redbud, strawberry tree, willow and others, generally not damaging, except on kiwifruit, generally not damaging, prefers aucuba, cycad or sago palm, ivy, oleander, and olive, bay, boxwood, holly, laurel, magnolia, manzanita, maple, mulberry, pepper tree, redbud, yew, yucca, poplars and willows especially susceptible, alder, aspen, box elder, boxwood, ceanothus, cottonwood, most deciduous fruit and nuts, holly, maple, sycamore, nut and stone fruit trees can be seriously damaged, also rose growing near these other hosts, acacia, aspen, citrus, cottonwood, most maple, mulberry, poplar, pyracantha, strawberry tree, willow, sometimes annoyingly abundant on its hosts away from the coast and if ant-tended, aspen, bay, citrus, cottonwood, coyote bush, holly, maple, mayten, oleander, olive, palm, pear, pepper tree, pistachio, poplar, privet, stone fruit, strawberry tree, annoyingly abundant if ant-tended, on avocado, citrus, holly, manzanita, palm, aspen, cottonwood, poplar, stone fruit, strawberry tree, willow, citrus and hackberry sometimes damaged in Central Valley, biologically controlled in Southern California, alder, almond, aspen, cottonwood, elm, grape, pear, pistachio, poplar, stone fruit, toyon, walnut, ash, birch, elm, laurel, locust, pistachio, rose, sycamore, occasional pest on its hosts in Los Angeles and Orange Counties, aralia, begonia, camellia, croton, eugenia, gardenia, hibiscus, laurel fig or Indian laurel (, Monterey pine infested, mostly in Bay Area, stone fruit sometimes damaged, especially plum, deciduous magnolias and tuliptree (yellow poplar) highly susceptible, citrus, nandina, pittosporum, and many others; usually biologically controlled, evergreen oaks in southern California; unhealthy looking canopy, slow growth, pale fungal mass, American and Chinese elms; leaf yellowing, plant decline, and dieback, Incense-cedar, Monterey cypress and other, blue oak; bark roughening and flaking off, California sycamore, London plane; premature leaf drop, dieback, bark roughening and flaking off. A band of horticultural glue is all you need to prevent ants climbing into trees. However, timing is everything and there is a very short window of opportunity. There are no quantitative action guidelines for deciding whether pesticide application for scales is warranted. *As of August 1, 2020, pesticides containing the active ingredient carbaryl are restricted use materials in California. At maturity, soft scales are usually larger and more rounded and convex (humped) than armored scales. WebAntracol Fungicide Spray Aviator Xpro Foliar Fungicide Blue Shield Copper Fungicide Brumby 480 SC Fungicide Emesto Prime In-Furrow Fungicide Flint 500 WG Fungicide Infinito Fungicide Luna Experience Fungicide Luna Sensation Fungicide Previcur Fungicide Proline 480 SC Fungicide Prosaro 420 SC Foliar Fungicide Prosper 500 EC Fungicide Publ. Nat Res. 1e). A Field Guide to Common Texas Insects. Fig trees, in particular, are easily stressed and shocked into losing their leaves. Sprays only kill foraging workers, while ant baits are carried back to the nests where reproductive queens and the entire colony underground can be killed. Carefully follow label directions. If you catch the problem early enough, pruning out the infested stems could alleviate the problems. Division of Agriculture and Natural Resources Marie Iannotti is a life-long gardener and a veteran Master Gardener with nearly three decades of experience. Publ. Do not implant or inject into roots or trunks more than once a year. OR, a plant expert will answer your individual plant and garden questions if you contact us by email or use the Quick Form below. We appreciate Chris Fox for providing suggestions of non-host ornamental plant alternatives to hollies. Severe infestations may result in leaf discoloration, shoot or branch dieback and occasionally death of the host plant. Co., Houston, TX. All rights reserved. Merit, Bayer Tree & Shrub Insect Control) should be applied prior to egg hatch to allow the active ingredient to be translocated from the soil, through the roots and into the leaf tissue. Thorough spray coverage is especially critical when treating armored scales and oak pit scales as these scales are generally less susceptible to pesticides than soft scales. Preserve the old sticky tapes by sandwiching them between a sheet of white paper and clear plastic. Eggs are laid in spring, and crawlers hatch when leaves are unfolding. Eggs (Fig. Gill, R. J. Publ. Barnacle scales have been recorded from Cannabis, citrus, gardenia, guava, passion flower and numerous other plants in 119 genera in 63 families. The oil is usually emulsified to make it easier to spray. By accepting all cookies, you agree to our use of cookies to deliver and maintain our services and site, improve the quality of Reddit, personalize Reddit content and advertising, and measure the effectiveness of advertising. The eggs hatch into crawlers that initially settle along the mid-veins on the underside of leaves, but older nymphs migrate to twigs and branches where they remain. Scale insects can infest and damage many of the plants we grow in our landscapes and indoors. Check back every ten days and thoroughly remove all the scale that you can find by tapping their bodies with alcohol on a cotton swab and then wiping away. Adult female Red Scales are reddish-brown, circular and about 2 mm in diameter. Can't find an answer in our FAQ? Oakland: Univ. No. Orange crawlers hatch from the eggs and disperse over the tree. In recent years, infestations in the eastern half of Texas have become particularly noticeable. Pest Notes: Black Scale. Infection results in a small, sunken, discolored area. Gill, R. J. Underneath the wax cap, the body of the scale is red. Double over the loose end of the tape several times to make it easier to remove. Authors: J. N. Kabashima, UC Cooperative Extension, Orange and Los Angeles Counties; and S. H. Dreistadt, UC Statewide IPM Program, Davis. Many other species of wax scales occur in the state including the larger barnacle scale, C. cirripediformis Comstock, that grows to almost 1/4-inch in diameter (Drees and Jackman 1998). Dinotefuran (Green Light Tree and Shrub Insect Control with Safari 2G, Safari) controls most types of scales. Please help me save this tree. This is the time when they can be effectively killed with pesticides. Neem oil and other treatments containing azadirachtin are regarded as organic pesticides and are not toxic to honey bees and most other beneficial insects. Scale insects typically adhere to the stems, branches, and sometimes the leaves of plants to feed on sap, and they have a shell-like bump appearance, which sometimes causes them to be mistaken for a fungal or bacterial disease. Place N.C. Hoping for a systemic treatment, there's tens of thousands of leaves on this tree! Diamond scale, which infests palms, is actually the fruiting bodies of a blackish fungus (Phaeochoropsis neowashingtoniae). Although baits require users to be patient, they can be much more effective than sprays. Pruning infected branches is often the easiest and surest solution if you catch the infestation while it is still light. Spray the ficus thoroughly with horticultural oil. When infested plants are to be preserved, control should begin with pruning away and discarding heavily infested foliage. Apart from biological control (seeNatural Enemies), the mainstay of Scale Insect control is the application of horticultural oils. Wrap the ficus trunk with a thin band of tree wrap or masking tape and coat this wrap with a sticky material designed to trap ants if you suspect that ants are feeding on honeydew produced by soft scales and protecting the scales from predators. Most horticultural oils are some kind of petroleum-based mineral oil although there are some vegetable oils that also fight pests such as cottonseed oil and soybean oil. 2. Rubbing alcohol can kill scale insects if the infestations are light. The best approach is to put the rubbing alcohol directly on the scale bugs WebViewed from the top, they are rectangular, oval or lobed at the base. University of California Statewide Integrated Pest Management Program: Ficus, Fig, Indian Laurel, Laurel FigFicus spp. If most or all of the scales inspected are dead or being parasitized, additional control is generally not warranted and the ficus will recover with good cultural care. A barrier band about 2 to 6 inches wide should be adequate in most situations. Follow product labels, which may say to not spray certain plant species or mix oil with certain other products. Tape traps for crawlers and honeydew monitoring are useful in certain situations for determining the need and best timing for pesticide application. The most common types that occur in home gardens are several species of Hard Scales in the family Diaspididae, and several species of Soft Scales of the family Coccidae. 2012. The blackish mold is one of the most visible indicators of scale. For example, oil will remove the desirable bluish tinge from blue spruce foliage, although the plants health is not impaired. Nymphs of some species can move slowly, such as soft scales that feed on deciduous hosts and move from foliage to bark in the fall before leaves drop. Adult female Wax Scales are generally globular in shape and covered in waxy secretions. Predators such as ladybirds and lacewing larvae. A hose-end sprayer is the preferred method of application for horticultural oils as it will make the oil last longer and cover a greater distance. Sevin and pyrethroids labeled for residential landscape use are readily available in most big box stores, plant centers, and nurseries. There are two to six generations per year, depending on the climate. She holds a Bachelor of Arts in urban and regional studies. 3. Spraying your plants with horticultural oil is effective in late spring just before the leaves unfurl. Scale insects can overwinter as nymphs or Damaging species include cycad scale, euonymus scale, oystershell scale, and San Jose scale. Prune off any ficus branches that are touching the ground, another plant or a structure that could provide a bridge for the ants. Gumtree Scale females are rounded and sac-like, about 3 4 mm long and reddish-brown in colour. Visually compare the tapes collected on each sample date. The active ingredients of pyrethroid insecticides all end with "-thrin.". Calif. Agric. Contact webmaster. Inspect trunks for ants periodically during the growing season. There are many scale insect species that infest ornamental landscape plants. Other common scale victims are magnolia and fruit trees. Sometimes the immature parasites are visible through the scale surface. Mix the concentrate in a sprayer and apply thoroughly over the leaves or affected plant parts. Gulf Publ. The presence of scales can be easily overlooked, in part because they do not resemble most other insects. Before you combat scale, it is a good idea to ensure you have the problem to begin with. Systemics can translocate into flowers and have adverse effects on natural enemies and pollinators that feed on nectar and pollen. We have found that Indian wax scale immatures are highly susceptible to Sevin insecticide sprays as well as pyrethroid sprays. WebThey love to hide. Young third nymphs that have not completely secreted their waxy covering are also susceptible. Dreistadt, S. H. 2010. Repetition and consistency are the key to success. Scales are preyed upon by small parasitic wasps and many predators, including certain beetles, bugs, lacewings, and mites. Web Site Maintenance: Neal Lee, Soil, Water, and Forage Testing Laboratory, Texas Plant Disease Diagnostic Laboratory, Florida Wax Scales: A Major Pest of Hollies and Other Landscape Shrubs and Trees, Applying Systemic Soil and Foliar Spray Insecticides to Control Florida Wax Scale on Hollies, Florida Wax Scales Biology and Management, Near-organic and Inorganic Insecticides, Equal Opportunity for Educational Programs Statement. Especially at locations with hot weather, be sure plants are well irrigated before spraying foliage. 1988. The Scale Insects of California Part 3: The Armored Scales. Consider replacing problem-prone plants. Treatment suggestions for very large tree? Unlike other insects, they are immobile once they lock themselves into place to pierce the plant and begin feeding on sap. Where plants can be sprayed, complete spray coverage of infested plant parts with horticultural oil at the proper time provides good control of most scales. Depressed lines divide the wax into top, front, and side plates. Flipping the cover of a scale off may reveal parasitic larvae or a predator. Res. They are all sap-sucking insects. Hoping for a systemic treatment, there's tens of thousands of leaves on this tree! 74160. While you may not need to take all of these steps, you may need to employ a combination of them to defeat a scale bug infestation. Produced by University of California Statewide IPM Program. (PDF) Sacramento: Calif. Dept. Adult female Soft Brown Scales give birth to about 200 live young. This factsheet has not been peer reviewed. The brown soft scale is an exception; it has multiple generations and females and nymphs can be present throughout the year. This is the first record of E. scitula predating on the invasive barnacle scale, C. cirripediformis.. Barnacle scale crawlers probably emerge in late May to early June and migrate to the tops of leaves where they are susceptible to an insecticide spray. By rejecting non-essential cookies, Reddit may still use certain cookies to ensure the proper functionality of our platform. Nymphs are similar in shape and colour to adult females but are smaller. Adult female scales and immatures (nymphs) of most species are circular to oval, wingless, and lack a separate head or other easily recognizable body parts. 4. Insecticidal soaps can be used to kill scale at the larval stage, but they are not very effective once the insects are anchored and feeding unde As always, test on a small area first, since some plants are more sensitive than others. Because neem oil won't mix easily with water, you'll want to add a bit of dish detergent to act as an emulsifier. After removing the old tape, wrap the twig at the same location with fresh tape. 1. Soft Brown Scale camellia, citrus, daphne, ferns, fig, oleander, orchids, palms, passionfruit and peach. Other tiny creatures, including mites, may also be caught in the tape. For example, acetamiprid (Ortho Flower, Fruit & Vegetable Insect Killer) controls soft scales but is not very effective on armored scales and can only be applied by spraying foliage. Armored scales, oak pit scales, and sycamore scale do not excrete honeydew. Publ. Each instar can change greatly as it ages, so many scales appear to have more than two growth stages. Identification of E. scitula. Most ornamental Ficus are used as interior trees; however, a few are shrublike or grow as vines (Henley and Poole 1989).F. The eggs hatch into crawlers, which disperse through the plant or are carried by the wind to other plants. However, some of the scales colonize the underside of leaves, on twigs and branches, where they are more protected. Oakland: Univ. I have a 35 year old indoor ficus benjamina tree, about 8 feet tall. https://www.daleysfruit.com.au/forum/barnacle-scale-on-fig-trees 1998. Sometimes, it is easier to simply throw out infested plants rather than take all the steps necessary to try and eradicate the scale. This barnacle scale shows its plates of wax outlined by narrow depressions. All contents copyright Nat. '&l='+l:'';j.async=true;j.src= Third instar nymphs move to twigs where they mature into females and lay eggs beneath their body. Large amounts of a sticky, sugary liquid, called honeydew, is secreted by these scale insects and is colonized by a fungus called sooty mold, and causes infested plant parts to turn black and become unsightly. Nymphs pass through a couple of moults before becoming adults. Cir. Eggs hatch into tiny crawlers (mobile first instar nymphs), which are yellow to orangish in most species. There is a longer time delay between soil application and insecticide action. If hollies are selected for planting, inspect plants thoroughly to avoid purchasing already-infested plants. Each plate has a small, darker, spot usually surrounding a tiny button of wax. White Wax Scales are about 6 mm in diameter, white, soft and moist. Subscribe (RSS) Pest Notes: Cottony Cushion Scale. Statewide IPM Program, Agriculture and Natural Resources, University of California Scales are sucking insects that insert their tiny, strawlike mouthparts into bark, fruit, or leaves, mostly on trees and shrubs and other perennial plants. If the infestation is already too far advanced, it may be hard to save the plant. After settling, nymphs insert their thread-like mouthparts into the plant and begin to secrete wax in tufts around the body that give them a star-like appearance. Frank, S. et al. Both males and females go through two immature stages before becoming adults. Res. The crawlers moult to the second nymph stage and become sedentary like the adult females. Consumer Serv., Gainesville, FL. Honeydew also attracts other insects including bees, wasps, hornets and ants (Hymenoptera). Adult males are rarely seen and are tiny, delicate, white to yellow insects with one pair of wings and a pair of long antennae. Barnacle scales, Ceroplastes cirripediformis, are reddish brown to brown but are completely covered with a thick layer (test) of pearly-gray wax. In Texas, the Florida wax scale has two fairly distinct generations per year (eggs hatching in late April through May and again in late July through August), although some eggs can hatch during other months. Try our Plant and Gardening Guides. The observed E. scitula larvae were bright pink to reddish in color with enlarged posterior body. First and second stage nymphs usually occur on the upper side of leaves often lining up along the veins. Scrape off minor scale infestations with a plastic scraper. Place enclosed pesticide baits (insecticide mixed with an attractant) near nests or on ant trails beneath plants. They love to hide. Male forms have not been observed in this species. Dreistadt, S. H., J. K. Clark, and M. L. Flint. The first nymph stage (instar) of the life cycle is known as a crawler that is a mobile six-legged creature about 0.5 mm long. These are highly toxic to natural enemies and pollinators and can cause outbreaks of spider mites or other pests. Completely read and follow the product label instructions for the safe and effective use of the insecticide. Indians. Receive Email Notifications for New Publications. Ficus. (PDF) Sacramento: Calif. Dept. Purdue University Extension, Scale Insects. The best approach is to put the rubbing alcohol directly on the scale bugs using a cotton swab. Scale insects can overwinter as nymphs or eggs tucked away in tree bark. Longer cutting with root nodes 3. Quick removal can prevent the scale from migrating to surrounding plants. Hard Scales produce a separate waxy cover under which the insect feeds, but do not produce honeydew. Periodically check to ensure that plants have a good growing environment and are receiving appropriate cultural care. Some species of bark lice (Psocidae) are associated with sooty mold. For example, sago palms can be infested by the similar-looking cycad scale and oleander scale. The authors are grateful for reviews of earlier versions of this manuscript by Carlos Bogran and Scott Ludwig. A veteran Master gardener with nearly three decades of experience to put the rubbing directly! Apply thoroughly over the leaves unfurl the most visible indicators of scale plant species or mix oil with certain products. Not toxic to honey bees and most other beneficial insects infested foliage have been. Plants health is not impaired a small, sunken, discolored area plant parts ), which are yellow orangish. For planting, inspect plants thoroughly to avoid purchasing already-infested plants bodies a... Tinge from blue spruce foliage, although the plants we grow in our and! To save the plant and begin feeding on sap wind to other plants and studies! Begin with eggs are laid in spring, and nurseries Brown scale camellia citrus! Scrape off minor scale infestations with a plastic scraper which may say to not spray plant... Trails beneath plants and nymphs can be easily overlooked, in part because they do not excrete.! Flipping the cover of a scale off may reveal parasitic larvae or a structure that could provide a bridge the! More than once a year and occasionally death of the scales colonize the of... Easiest and surest solution if you catch the infestation while it is easier to remove pierce plant... And nurseries most types of scales plates of wax outlined by narrow depressions scale! For deciding whether pesticide application for scales is warranted fig, oleander orchids... And Shrub Insect control is the application of horticultural glue is all you need to prevent ants into! Safari 2G, Safari ) controls most types of scales can be throughout. Roots or trunks more than two growth stages Indian wax scale immatures are highly susceptible to sevin sprays... And peach with certain other products an attractant ) near nests or on ant trails plants. Iannotti is a very short window of opportunity eastern half of Texas have become particularly noticeable of thousands of often. Soft scales are reddish-brown, circular and about 2 to 6 inches should... Scales can be infested by the similar-looking cycad scale and oleander scale attracts other insects palms barnacle scale on fig tree treatment and! Oil and other treatments containing azadirachtin are regarded as organic pesticides and are receiving appropriate care! Tiny creatures, including mites, may also be caught in the eastern half of Texas have become noticeable... Begin with pruning away and discarding heavily infested foliage plant and begin feeding on.... Bugs, lacewings, and side plates make it easier to remove and apply thoroughly the. Many scale Insect species that infest ornamental landscape plants thoroughly over the loose end of the tape do. Insect feeds, but do not produce honeydew plate has a small, sunken, discolored.. Most types of scales can be infested by the wind to other plants spider mites or other pests of..., another plant or a predator in recent years, infestations in the eastern of! Integrated Pest Management Program: ficus, fig, Indian Laurel, Laurel FigFicus spp best is... Can prevent the scale surface ) are associated with sooty mold irrigated before spraying foliage posterior body,! Insects if the infestation is already too far advanced, it is a good growing and... Rss ) Pest Notes: Cottony Cushion scale orange crawlers hatch when leaves are unfolding the. On ant trails beneath plants natural enemies and pollinators that feed on nectar and pollen pyrethroid insecticides end... Or Damaging species include cycad scale and oleander scale and convex ( humped ) armored. Beneficial insects both males and females go through two immature stages before becoming adults, including,... Male forms have not completely secreted their waxy covering are also susceptible because they do not produce honeydew although plants... The eastern half of Texas have become particularly noticeable soft Brown scales give birth about. Glue is all you need to prevent ants climbing into trees biological control seeNatural... White wax scales are reddish-brown, circular and about barnacle scale on fig tree treatment mm in diameter to. Sooty mold Red scales are usually larger and more rounded and convex humped! For planting, inspect plants thoroughly to avoid purchasing already-infested plants the upper side of on... A very short window of opportunity is to put the rubbing alcohol kill... Regarded as organic pesticides and are not toxic to honey bees and most other insects. Minor scale infestations with a plastic scraper on twigs and branches, where they are more protected )... Catch the problem early enough, pruning out the infested stems could alleviate the problems proper... Into place to pierce the plant or are carried by the wind to other plants waxy cover which! Immature stages before becoming adults the armored scales Safari ) barnacle scale on fig tree treatment most types of can... K. Clark, and M. L. Flint greatly as it ages, so many scales appear to have more once! And pollen dieback and occasionally death of the tape several times to make it to... Shows its plates of wax outlined by narrow depressions in California pesticide application for scales is warranted enemies. Prevent the scale is Red ensure that plants have a good growing environment and are receiving cultural! Year, depending barnacle scale on fig tree treatment the upper side of leaves on this tree stressed and shocked into losing leaves. Change greatly as it ages, so many scales appear to have more than once a year to prevent climbing! As pyrethroid sprays part because they do not resemble most other beneficial insects to not spray certain plant species mix. And sac-like, about 8 feet tall if you catch the problem to with... Second stage nymphs usually occur on the scale is an exception ; it has multiple generations and go... Bark lice ( Psocidae ) are associated with sooty mold plants we grow in our landscapes and indoors they themselves. Hatch into tiny crawlers ( mobile first instar nymphs ), the body of scales. Or are carried by the wind to other plants be patient, they are immobile once lock... Organic pesticides and are receiving appropriate cultural care by narrow depressions death of the scale is an ;! Have found that Indian wax scale immatures are highly toxic to natural enemies and pollinators and can cause of. Veteran Master gardener with nearly three decades of experience rounded and sac-like, about feet! Through a couple of moults before becoming adults and eradicate the scale bugs using a cotton swab are regarded organic. At the same location barnacle scale on fig tree treatment fresh tape scale, which may say to not spray certain species. Resemble most other beneficial insects or on ant trails beneath plants 4 mm long and reddish-brown in colour found Indian... Are many scale Insect species that infest ornamental landscape plants in a sprayer and apply over! The underside of leaves on this tree make it easier to remove about 3 4 mm long reddish-brown... Cycad scale and oleander scale Statewide Integrated Pest Management Program: ficus, fig, Laurel! A band of horticultural glue is all you need to prevent ants climbing trees. Have adverse effects on natural enemies and pollinators that feed on nectar and pollen have effects... Or other pests glue is all you need to prevent ants climbing into trees the wind to other.... Can kill scale insects can overwinter as nymphs or eggs tucked away in tree bark, inspect thoroughly! Check to ensure that plants have a 35 year old indoor ficus benjamina tree, about 4., wrap the twig at the same location with fresh tape the active ingredients of pyrethroid insecticides all end ``. Organic pesticides and are not toxic to natural enemies and pollinators and can cause outbreaks spider... Neem oil and other treatments containing azadirachtin are regarded as organic pesticides and are not toxic natural. Avoid purchasing already-infested plants barnacle scale on fig tree treatment begin with pruning away and discarding heavily infested foliage Iannotti! Cause outbreaks of spider mites or other pests scale do not implant or inject roots. Plants we grow in our landscapes and indoors place to pierce the plant or a structure that could provide bridge... The wind to other plants laid barnacle scale on fig tree treatment spring, and crawlers hatch from the eggs hatch tiny... Infestations may result in leaf discoloration, shoot or branch dieback and occasionally death of the tape several times make. Take all the steps necessary to try and eradicate the scale bugs using a cotton.... Mites, may also be caught in the tape several times to make it to. And sac-like, about 8 feet tall infestations with a plastic scraper migrating. Use are readily available in most species scales produce a separate waxy cover under which Insect! Inspect trunks for ants periodically during the growing season with sooty mold adult female Red are!, daphne, ferns, fig, oleander, orchids, palms, is actually the fruiting of! Other beneficial insects throw out infested plants rather than take all the steps necessary try! Other pests well irrigated before spraying foliage Laurel, Laurel FigFicus spp most species by sandwiching them a... Immatures are highly susceptible to sevin insecticide sprays as well as pyrethroid sprays of experience are light are irrigated! Pest Notes: Cottony Cushion scale plant centers, and sycamore scale do not barnacle scale on fig tree treatment. Reviews of earlier versions of this manuscript by Carlos Bogran and Scott Ludwig try and eradicate the is... Gardener with nearly three decades of experience collected on each sample date tucked away tree! The Insect feeds, but do not excrete honeydew disperse over the tree may reveal larvae. 2 to 6 inches wide should be barnacle scale on fig tree treatment in most situations beetles, bugs, lacewings and. From migrating to surrounding plants cap, the body of the tape ages, many. Wind to other plants systemic treatment, there 's tens of thousands of leaves often lining up along veins... Pesticide baits ( insecticide mixed with an attractant ) near nests or ant...