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Ornamentals: Trees

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Subject Scientific Name Images
'ohi'a lehua Metrosideros polymorpha 1
acorn and nut weevils Curculio spp. 1
African tuliptree Spathodea campanulata 2
alligator juniper Juniperus deppeana 1
American chestnut Castanea dentata 1
American elm Ulmus americana 2
American hawthorn rust Gymnosporangium globosum 2
American smoketree Cotinus obovatus 1
Amur maple Acer ginnala 3
anthracnose Colletotrichum spp. 2
apple scab Venturia inaequalis 1
arborvitae Thuja spp. 1
Arizona walnut Juglans major 2
Armillaria root rot Armillaria tabescens 5
ash yellows phytoplasma Candidatus Phytoplasma fraxini 5
Asiatic oak weevil Cyrtepistomus castaneus 2
Australian-pine Casuarina equisetifolia 1
bacterial leaf scorch Xylella fastidiosa 5
bacterial wetwood Enterobacter nimipressuralis 1
bagworms 1
bark lice Metylophorus novaescotiae 1
basswood leafminer Baliosus nervosa 5
beech splendor beetle Agrilus viridis 1
bigleaf magnolia Magnolia macrophylla 1
birch skeletonizer Bucculatrix canadensisella 1
black cherry Prunus serotina 2
black knot Apiosporina morbosa 2
black locust Robinia pseudoacacia 2
black spot of elm Stegophora ulmea 1
black twig borer Xylosandrus compactus 2
black-veined white butterfly Aporia crataegi 1
blackgum Nyssa sylvatica 1
blue stain Ophiostoma ips 1
Botryosphaeria canker Botryosphaeria ribis 2
Braconid wasp Atanycolus cappaerti 1
Callery pear (Bradford pear) Pyrus calleryana 5
Canadian serviceberry Amelanchier canadensis 1
Carolina laurelcherry Prunus caroliniana 1
casebearer moths Coleophora spp. 1
cat (domestic) Felis catus (domestic type) 1
cedar-apple rust Gymnosporangium juniperi-virginianae 6
Cercospora leaf spot Cercospora liquidambaris 1
cherry birch Betula lenta 1
chestnut blight or canker Cryphonectria parasitica 1
chinaberry Melia azedarach 1
Chinese pistache Pistacia chinensis 1
chinkapin oak Quercus muehlenbergii 1
chlorosis (general symptom) 1
coconut palm Cocos nucifera 1
cold injury (low temperature) 1
common chokecherry Prunus virginiana 1
common horse chestnut Aesculus hippocastanum 1
Compton's oak Quercus x comptoniae 1
cottonwood leaf beetle Chrysomela scripta 1
crabapple and apple Malus spp. 11
crown gall Rhizobium radiobacter 8
Cylindrocladium blight and root rot Cylindrocladium scoparium 3
date palm Phoenix dactylifera 1
dawn redwood Metasequoia glyptostroboides 2
Dothistroma needle blight Mycosphaerella pini 2
Douglas-fir tussock moth Orgyia pseudotsugata 1
drought 1
eastern arborvitae Thuja occidentalis 4
eastern pine weevil Pissodes nemorensis 2
eastern redcedar Juniperus virginiana 3
eastern tent caterpillar Malacosoma americanum 1
eastern white pine Pinus strobus 2
Ectoedemia liebwerdella Ectoedemia liebwerdella 1
elm spanworm Ennomos subsignaria 1
emerald ash borer Agrilus planipennis 16
English oak Quercus robur 1
English yew Taxus baccata 1
European mountain-ash Sorbus aucuparia 1
European pine sawfly Neodiprion sertifer 1
Eutypella canker Eutypella parasitica 2
fall color 8
fall webworm Hyphantria cunea 2
fig/banyan Ficus spp. 2
Fiji fan palm Pritchardia pacifica 1
fire blight Erwinia amylovora 27
flatheaded appletree borer Chrysobothris femorata 1
Florida strangler fig Ficus aurea 3
forest tent caterpillar Malacosoma disstria 1
Freeman maple Acer x freemanii 1
frost and winter injury (general) 1
Ganoderma root and butt rot Ganoderma lucidum 1
ginkgo Ginkgo biloba 1
goldenrain tree Koelreuteria bipinnata 1
Graphiola leaf spot Graphiola phoenicis 1
green alga Cephaleuros virescens 12
gypsy moth Lymantria dispar 2
hapu'u li Cibotium menziesii 1
hemlock woolly adelgid Adelges tsugae 1
hispidus canker Inonotus hispidus 1
Horace's duskywing Erynnis horatius 1
human caused injury 2
hurricane 1
Hypoxylon canker of oak Biscogniauxia atropunctata atropunctata 2
imbedded objects 3
imported willow leaf beetle Plagiodera versicolora 1
inrolled crack 1
ISA Publications 1
Ivory-marked beetle Eburia quadrigeminata 1
jack pine budworm Choristoneura pinus pinus 1
jack pine sawfly Neodiprion pratti banksianae 1
Japanese beetle Popillia japonica 1
Japanese cedar Cryptomeria japonica 2
Japanese maple Acer palmatum 4
Japanese pine sawyer Monochamus alternatus 1
Japanese zelkova eriophyid mite Aceria zelkoviana 10
katsura tree Cercidiphyllum japonicum 1
Kentucky yellowwood Cladrastis kentukea 1
Kobus magnolia Magnolia kobus 2
Kowhai Sophora tetraptera 1
lackey moth Malacosoma neustria 1
larch casebearer Coleophora laricella 1
larch sawfly Pristiphora erichsonii 1
leaf rolling weevil Byctiscus populi 1
leaf scorch of shade trees Xylella fastidiosa ssp. multiplex 1
leaf spot Passalora sequoiae 17
Leptographium root disease Leptographium procerum 1
lesser peachtree borer Synanthedon pictipes 1
leucaena psyllid Heteropsylla cubana 1
Leucostoma canker of spruce Leucostoma kunzei 1
Leyland cypress x Cupressocyparis leylandii 1
lichen Strigula smaragdula 6
lightning 1
linden Tilia spp. 1
linden borer Saperda vestita 1
locust borer Megacyllene robiniae 2
longtailed mealybug Pseudococcus longispinus 4
May-June beetles Phyllophaga spp. 2
mimosa wilt Fusarium oxysporum f.sp. perniciosum 11
mite Phytoptus avellanae 1
monkeypuzzle tree Araucaria araucana 1
Montezuma baldcypress Taxodium mucronatum 1
mourning cloak butterfly Nymphalis antiopa 1
nannyberry Viburnum lentago 3
narrow-winged tree cricket Oecanthus niveus 1
needle blight Cercospora pini-densiflorae 1
New Caledonia pine Araucaria columnaris 1
New Mexico locust Robinia neomexicana 1
northern catalpa Catalpa speciosa 1
northern pitch twig moth Retinia albicapitana 2
Norway maple Acer platanoides 5
nuclear polyhedrosis virus Nucleopolyhedrovirus 1
oak Quercus spp. 1
oak apple gall wasp Biorhiza pallida 1
oak wilt Ceratocystis fagacearum 4
oriental beetle Anomala orientalis 2
oystershell scale Lepidosaphes ulmi 2
painted hickory borer Megacyllene caryae 2
palmerworm Dichomeris ligulella 1
paper birch Betula papyrifera 3
paperbark maple Acer griseum 1
parasol leaf tree Macaranga tanarius 3
periodical cicada Magicicada septendecim 1
pesticides 1
Phytophthora kernoviae Phytophthora kernoviae 3
Phytophthora root rot Phytophthora cinnamomi 4
pine beauty moth Panolis flammea 1
pine needle scale Chionaspis pinifoliae 1
pine tortoise scale Toumeyella parvicornis 1
pineapple-guava Acca sellowiana 1
planting 1
plum/cherry Prunus spp. 2
plumeria Plumeria spp. 1
polyphemus moth Antheraea polyphemus 1
poor architecture 1
princesstree Paulownia tomentosa 2
quaking aspen Populus tremuloides 1
quince rust Gymnosporangium clavipes 1
red buckeye Aesculus pavia 1
red maple Acer rubrum 2
red oak borer Enaphalodes rufulus 3
red pine Pinus resinosa 1
redheaded ash borer Neoclytus acuminatus 2
Rhizosphaera needle cast Rhizosphaera kalkhoffii 1
ribbed pine borer Rhagium inquisitor 1
risk tree 1
river birch Betula nigra 3
rust Coleosporium plumeriae 1
sapsucker injury 1
sassafras Sassafras albidum 1
saucer magnolia Magnolia x soulangiana 1
Septoria leaf spot Septoria cornicola 1
shagbark hickory Carya ovata 1
silver maple Acer saccharinum 2
smaller European elm bark beetle Scolytus multistriatus 7
snow and ice damage (snow load) 2
soapberry borer Agrilus prionurus 4
southern blight Sclerotium rolfsii 1
southern catalpa Catalpa bignonioides 1
Spanish moss Tillandsia usneoides 1
spot anthracnose Elsinoe corni 2
Stigmina leaf spot Stigmina palmivora 1
sweetgum Liquidambar spp. 1
sweetgum Liquidambar styraciflua 1
Sycamore maple Acer pseudoplatanus 7
tanbark borer Phymatodes testaceus 3
thick-walled maze polypore Daedalea quercina 1
Thousand Cankers Disease Geosmithia morbida 1
thrips Holopothrips tabebuia 6
tinder fungus Fomes fomentarius 1
Verticillium wilts Verticillium spp. 2
vole Microtus spp. 1
western tent caterpillar Malacosoma californicum 1
white ash Fraxinus americana 1
white fir Abies concolor 1
white pine weevil Pissodes strobi 2
white-spotted longicorn beetle Anoplophora chinensis malasiaca 2
whitemarked tussock moth Orgyia leucostigma 1
yellow birch Betula alleghaniensis 1
yellow-bellied sapsucker Sphyrapicus varius varius 1
yellow-poplar Liriodendron tulipifera 1
Zimmerman pine moth Dioryctria zimmermani 1

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