Utah
111 active alerts in this region
TreeIssues monitors plant and tree health threats across Utah. Below you will find current alerts for pests, diseases, fungi, and invasive species that have been detected in the state. Alerts are sourced from USDA, USFS, and Utah state agricultural agencies. Each alert includes severity ratings, affected species, symptoms, and recommended treatments.
Mountain Pine Beetle
CRITICALA native bark beetle responsible for massive die-offs of lodgepole, ponderosa, and whitebark pines across western North America. Climate change has expanded its range northward and to higher elevations. Outbreaks have affected tens of millions of acres.
Affecting 9 regions
Dutch Elm Disease
CRITICALA devastating vascular wilt disease spread by elm bark beetles that has killed millions of American elms since the 1930s. The fungus blocks water-conducting vessels, causing rapid wilting. It fundamentally changed the American urban landscape.
Affecting 45 regions
Thousand Cankers Disease
HIGHA disease complex involving the walnut twig beetle and an associated fungus that has caused significant mortality of black walnut, particularly in western states. Thousands of small cankers coalesce to girdle branches and the trunk.
Affecting 15 regions
Ips Bark Beetles
MODERATEA genus of bark beetles that attack stressed and weakened pines throughout North America. While they typically colonize dying trees, drought and overcrowding can trigger outbreaks that kill healthy timber.
Affecting 19 regions
Seven-spotted Lady Beetle
MODERATEThis is a picture of a Coccinella septempunctata at Fort Armistead Park in Baltimore City, Maryland.
Affecting 30 regions
White-lined Sphinx
MODERATEExtremely friendly breezeway light visitor. I attempted to deposit it on nearby common evening primrose but it followed me back inside. Audio is the moth's wings.
Affecting 22 regions
Anise Swallowtail
MODERATEAnise Swallowtail observed in the wild. Research-grade iNaturalist observation.
Affecting 2 regions
European Firebug
MODERATEI have been seeing many of these in Iona thus year and also smaller mostly red ones as well. ChatGPT identifies it as a European Firebug.
Affecting 3 regions
Eastern Boxelder Bug
MODERATEA red-eyed boxelder bug chills on the sunny side of a concrete street lamp post It's a sweltering 30° C and sunny
Affecting 21 regions
Asian Longhorned Beetle Damages hardwood trees by tunneling deep into trunks and branches
MODERATEAsian Longhorned Beetle Damages hardwood trees by tunneling deep into trunks and branches - identified by USDA APHIS as a pest threat.
Affecting 50 regions
Asian Lady Beetle
MODERATEFound alive but in terrible shape. Was swimming around in the water bowl we put out for feral cats here. Also appeared to have had a run in with a spider web, as it had something stuck all over it. Got a lot of suggestions for fungi and parasitoids that target ladybeetles, so maybe its appearance is more a function of a disease or parasite process taking place. It was definitely having trouble getting adound, but could be due to having been in the water for a long time and/or having bits of web
Affecting 41 regions
Southern Masked Chafer
MODERATEAttracted to light at night. The plant on which the insect is resting (sweet Joe Pye weed) is located beside an exterior light that was illuminated.
Affecting 33 regions
Ornate Checkered Beetle
MODERATEOrnate Checkered Beetle observed in the wild. Research-grade iNaturalist observation.
Affecting 2 regions
Masked Hunter
MODERATEMasked Hunter observed in the wild. Research-grade iNaturalist observation.
Affecting 8 regions
Putnam's Cicada
MODERATEPutnam's Cicada observed in the wild. Research-grade iNaturalist observation.
Affecting 1 region
Black Vine Weevil
MODERATENow TELL ME that this isn't a freaking puppy dog. I have cuteness aggression!!!!!
Affecting 18 regions
Cottonwood Stag Beetle
MODERATETons of dead ones saw 4 alive, three of the four were males and two of them were fighting
Affecting 4 regions
Ten-lined June Beetle
MODERATENot sure what this was, at first thought a potato bug, but looking at closer realized it was not. Not the kind of June bug I am used to seeing. Pretty sure this a Ten-lined Beetle, got this photo with my Android camera using the magnifying glass app. Better photo than with my Nikon P950. After reading about this beetle and the Long Haired Beetle, I touched the protonum on this beetle and it is smooth.
Affecting 7 regions
Edith's Checkerspot
MODERATEEdith's Checkerspot observed in the wild. Research-grade iNaturalist observation.
Affecting 1 region
black knot
MODERATEblack knot observed in the wild. Research-grade iNaturalist observation.
Affecting 9 regions
Common Flathorn Plant Bug
MODERATECommon Flathorn Plant Bug observed in the wild. Research-grade iNaturalist observation.
Affecting 4 regions
Campylomma verbasci
MODERATECampylomma verbasci observed in the wild. Research-grade iNaturalist observation.
Affecting 1 region
Citrus Cicada
MODERATEFound on mesquite tree, cicadas have been living in it and making their signature buzzing sound for several weeks now. However, it’s become significantly more prominent this week with the onset of the monsoonal storm activity. We are currently watching a storm roll in, and the cicadas seem to get much more active with higher humidity and dew points. The buzzing gets much louder in the evening, particularly as storm clouds move in. They’re still loud on clearer days, but seem to be more so on s
Affecting 3 regions
Transverse Lady Beetle
MODERATETransverse Lady Beetle observed in the wild. Research-grade iNaturalist observation.
Affecting 3 regions
Poison hemlock moth
MODERATEPoison hemlock moth observed in the wild. Research-grade iNaturalist observation.
Affecting 3 regions
Fractured Western Snout
MODERATEAnother mothing try at Green Acres Farm- fortunately not windy this time, so a few little guys came out to the light, along with some stink bugs. It was still hot even after the sun went down and it got dark, and it is very dry everywhere.
Affecting 3 regions
Privet Leafhopper
MODERATEPrivet Leafhopper observed in the wild. Research-grade iNaturalist observation.
Affecting 1 region
Mealy Plum Aphid
MODERATEPhoto courtesy of my Dad'sDaughter#4 :)
Affecting 1 region
Limnoporus notabilis
MODERATELimnoporus notabilis observed in the wild. Research-grade iNaturalist observation.
Affecting 1 region
Punctured Tiger Beetle
MODERATEPunctured Tiger Beetle observed in the wild. Research-grade iNaturalist observation.
Affecting 27 regions
Red-femured Milkweed Borer
MODERATERed-femured Milkweed Borer observed in the wild. Research-grade iNaturalist observation.
Affecting 6 regions
Obscure Darkling Beetle
MODERATEObscure Darkling Beetle observed in the wild. Research-grade iNaturalist observation.
Affecting 4 regions
Margined Burying Beetle
MODERATEWas following this beetle, and he lead me to dead mouse and crawled inside. Pretty disturbing
Affecting 3 regions
Cobalt Milkweed Beetle
MODERATECobalt Milkweed Beetle observed in the wild. Research-grade iNaturalist observation.
Affecting 3 regions
Green Stink Bug
MODERATEAnother mothing try at Green Acres Farm- fortunately not windy this time, so a few little guys came out to the light, along with some stink bugs. It was still hot even after the sun went down and it got dark, and it is very dry everywhere.
Affecting 29 regions
Oleander Aphid
MODERATEObserved on a 15 minute walking survey at Kirk Park. This survey is part of the Paired Garden Study project associated with Biodiversity in Urban Gardens (BUG) and is run by the California Native Plant Society. This observation is from the native plant garden. My survey here ran from 4:44PM-4:59PM. More info about BUG is available at the link below (scroll down to Santa Clara Valley Research Project for more info about the Paired Garden study) https://www.cnps.org/education/bug Umbrella projec
Affecting 33 regions
North American Common Water Strider
MODERATEThe AC in the office wasn't working too great, so I shuffled over to the library in Cedar Hill to finish doing some work. Took a break a walked around -- some awesome wildlife habitat around the library!
Affecting 22 regions
Kirby's Backswimmer
MODERATEKirby's Backswimmer observed in the wild. Research-grade iNaturalist observation.
Affecting 4 regions
Thirteen-spotted Lady Beetle
MODERATEThirteen-spotted Lady Beetle observed in the wild. Research-grade iNaturalist observation.
Affecting 6 regions
Elm Seed Bug
MODERATEElm Seed Bug observed in the wild. Research-grade iNaturalist observation.
Affecting 1 region
Collared Arches Moth
MODERATECollared Arches Moth observed in the wild. Research-grade iNaturalist observation.
Affecting 2 regions
Ashy Gray Lady Beetle
MODERATEMary's Creek Open Space - accessed with permission Frankie and I tried doing some blacklighting this evening and avoided some rain. Quite a few things showed up to the lights!
Affecting 11 regions
California Tortoiseshell
MODERATEWas trying to insert its proboscis into the concrete, perhaps in the search for nectar or water? This was after it was fluttering around the building along the walls, then landing on the ground.
Affecting 5 regions
Centrocoris volxemi
MODERATECentrocoris volxemi observed in the wild. Research-grade iNaturalist observation.
Affecting 3 regions
Mountain Bee Assassin
MODERATEMountain Bee Assassin observed in the wild. Research-grade iNaturalist observation.
Affecting 1 region
Jagged Ambush Bug
MODERATEJagged Ambush Bug observed in the wild. Research-grade iNaturalist observation.
Affecting 6 regions
California Root Borer
MODERATEFound flailing in circles in the grass and flipping itself upside down. One of its back legs wasn’t working and then other legs started twitching a few minutes later. Think it’s at end of life.
Affecting 5 regions
Four-spurred Assassin Bug
MODERATEA tremendous evening with around 75 folks to celebrate moth week! It was the hottest day of the summer so far, so it was a wonderful treat to look for bugs with so many folks. :) Great night!
Affecting 5 regions
Leafhopper Assassin Bug
MODERATEIt was 105 degrees today... Hot. Dry too. On my way to get some watermelon, I stopped at Veteran's Park for a bit.
Affecting 6 regions
Lachnellula arida
MODERATEGrowing right next to Guepiniopsis alpina
Affecting 1 region
Elegant Sunburst Lichen
MODERATEElegant Sunburst Lichen observed in the wild. Research-grade iNaturalist observation.
Affecting 4 regions
Topiary Grass-veneer
MODERATETopiary Grass-veneer observed in the wild. Research-grade iNaturalist observation.
Affecting 3 regions
Sawadaea tulasnei
MODERATESawadaea tulasnei observed in the wild. Research-grade iNaturalist observation.
Affecting 4 regions
Small Milkweed Bug
MODERATEObserved: Two milkweed bugs mating on a dried, and brown native milkweed plant. Logged as “Small Milkweed Bug” due to INaturalist’s recommendation Observed at 6:25 pm, approximately 40 minutes before sunset, in an east facing, fully shaded milkweed host garden on a dead browned native milkweed plant. When first observed, they were not responsive to my presence. At this time, I observed them moving together, secured by the end of their abdomens. They engaged in a movement that was similar to pl
Affecting 34 regions
Golden Buprestid Beetle
MODERATEGolden Buprestid Beetle observed in the wild. Research-grade iNaturalist observation.
Affecting 3 regions
Four-spotted Moth
MODERATEFour-spotted Moth observed in the wild. Research-grade iNaturalist observation.
Affecting 3 regions
Convergent Lady Beetle
MODERATEData collected in collaboration with Field Assistant Ryan Brockette & Thionna Strack.
Affecting 18 regions
Conchuela Bug
MODERATEConchuela Bug observed in the wild. Research-grade iNaturalist observation.
Affecting 7 regions
Glassy Cutworm Moth
MODERATEGlassy Cutworm Moth observed in the wild. Research-grade iNaturalist observation.
Affecting 1 region
Fiery Skipper
MODERATEFiery Skipper observed in the wild. Research-grade iNaturalist observation.
Affecting 7 regions
lacquered bracket
MODERATElacquered bracket observed in the wild. Research-grade iNaturalist observation.
Affecting 1 region
Acute-lined Flower Moth
MODERATEAcute-lined Flower Moth observed in the wild. Research-grade iNaturalist observation.
Affecting 2 regions
Ruby Porcini
MODERATERuby Porcini observed in the wild. Research-grade iNaturalist observation.
Affecting 2 regions
Figeater Beetle
MODERATElocation: outside the younes & soraya nazarian center for the performing arts at csun unsure how to mark it on mobile but it looks dead
Affecting 5 regions
Pole Borer
MODERATEPole Borer observed in the wild. Research-grade iNaturalist observation.
Affecting 7 regions
Opatroides punctulatus
MODERATEOpatroides punctulatus observed in the wild. Research-grade iNaturalist observation.
Affecting 1 region
Charlie Brown Blister Beetle
MODERATECharlie Brown Blister Beetle observed in the wild. Research-grade iNaturalist observation.
Affecting 1 region
Bumble Flower Beetle
MODERATEBumble Flower Beetle observed in the wild. Research-grade iNaturalist observation.
Affecting 7 regions
Large Yellow Underwing
MODERATELarge Yellow Underwing observed in the wild. Research-grade iNaturalist observation.
Affecting 12 regions
Mouse-colored Euchaetes
MODERATEMouse-colored Euchaetes observed in the wild. Research-grade iNaturalist observation.
Affecting 2 regions
Charcoal Seed Bug
MODERATECharcoal Seed Bug observed in the wild. Research-grade iNaturalist observation.
Affecting 4 regions
Carrot Beetle
MODERATECarrot Beetle observed in the wild. Research-grade iNaturalist observation.
Affecting 10 regions
Sweet Click Beetle
MODERATESweet Click Beetle observed in the wild. Research-grade iNaturalist observation.
Affecting 5 regions
Mourning Cloak
MODERATEMourning Cloak observed in the wild. Research-grade iNaturalist observation.
Affecting 10 regions
Lilac Root Weevil
MODERATELilac Root Weevil observed in the wild. Research-grade iNaturalist observation.
Affecting 3 regions
Western Tiger Beetle
MODERATEWestern Tiger Beetle observed in the wild. Research-grade iNaturalist observation.
Affecting 4 regions
Hollyhock Weevil
MODERATEHollyhock Weevil observed in the wild. Research-grade iNaturalist observation.
Affecting 2 regions
Grant's Hercules Beetle
MODERATEVery large male. 70 + mm. Came to metal halogen light trap along with numerous other Grants Hercules beetles.
Affecting 3 regions
Army Cutworm Moth
MODERATEArmy Cutworm Moth observed in the wild. Research-grade iNaturalist observation.
Affecting 1 region
Asian Carpet Beetle
MODERATEAsian Carpet Beetle observed in the wild. Research-grade iNaturalist observation.
Affecting 3 regions
Rough-lipped Darkling Beetle
MODERATERough-lipped Darkling Beetle observed in the wild. Research-grade iNaturalist observation.
Affecting 2 regions
Red-headed Ash Borer
MODERATERed-headed Ash Borer observed in the wild. Research-grade iNaturalist observation.
Affecting 4 regions
Red-shouldered Bug
MODERATERed-shouldered Bug (Jadera haematoloma) 18 September 2026 Avondale Park Denton, Denton County, Texas A veritable mating Red-shouldered Bug (Jadera haematoloma) hotspot at the park as we've noticed a large number of these bugs mating in the same spot for days on end. There must be a host soapberry tree nearby per this online quote: "Yes, in the red-shouldered soapberry bug (Jadera haematoloma), the female is larger than the male." So this dimorphism indicates that in our pic above the fem
Affecting 13 regions
Bluegrass Billbug
MODERATEBluegrass Billbug observed in the wild. Research-grade iNaturalist observation.
Affecting 2 regions
Rocky Mountain Billbug
MODERATERocky Mountain Billbug observed in the wild. Research-grade iNaturalist observation.
Affecting 2 regions
Ironweed Curculio
MODERATEIronweed Curculio observed in the wild. Research-grade iNaturalist observation.
Affecting 5 regions
Five-spotted Hawk Moth
MODERATEFive-spotted Hawk Moth observed in the wild. Research-grade iNaturalist observation.
Affecting 6 regions
Great Spangled Fritillary
MODERATEGreat Spangled Fritillary observed in the wild. Research-grade iNaturalist observation.
Affecting 6 regions
Woodland Skipper
MODERATEWoodland Skipper observed in the wild. Research-grade iNaturalist observation.
Affecting 3 regions
Hunting Billbug
MODERATEHunting Billbug observed in the wild. Research-grade iNaturalist observation.
Affecting 5 regions
truncated club
MODERATEtruncated club observed in the wild. Research-grade iNaturalist observation.
Affecting 3 regions
Polyozellus atrolazulinus
MODERATEPolyozellus atrolazulinus observed in the wild. Research-grade iNaturalist observation.
Affecting 1 region
flocculose inkcap
MODERATEflocculose inkcap observed in the wild. Research-grade iNaturalist observation.
Affecting 10 regions
Armyworm Moth
MODERATEArmyworm Moth observed in the wild. Research-grade iNaturalist observation.
Affecting 17 regions
Western Conifer Seed Bug
MODERATEGlobal is over and want to continue including drawings just for regular observations with photo as primary. Is this permitted in non- project observations?
Affecting 18 regions
Western Rhinoceros Beetle
MODERATEWestern Rhinoceros Beetle observed in the wild. Research-grade iNaturalist observation.
Affecting 4 regions
Dark Firefly
MODERATEDark Firefly observed in the wild. Research-grade iNaturalist observation.
Affecting 2 regions
dune stinkhorn
MODERATEdune stinkhorn observed in the wild. Research-grade iNaturalist observation.
Affecting 4 regions
Brown Carpet Beetle
MODERATEBrown Carpet Beetle observed in the wild. Research-grade iNaturalist observation.
Affecting 1 region
Locust Borer
MODERATEThis is a picture of a Megacyllene robiniae at Fort Armistead Park in Baltimore City, Maryland.
Affecting 23 regions
Carolina Sphinx
MODERATECarolina Sphinx observed in the wild. Research-grade iNaturalist observation.
Affecting 20 regions
Arizona Sister
MODERATEArizona Sister observed in the wild. Research-grade iNaturalist observation.
Affecting 2 regions
Yellow-veined Moth
MODERATEYellow-veined Moth observed in the wild. Research-grade iNaturalist observation.
Affecting 3 regions
Rough strawberry root weevil
MODERATERough strawberry root weevil observed in the wild. Research-grade iNaturalist observation.
Affecting 9 regions
Small White
MODERATESmall White observed in the wild. Research-grade iNaturalist observation.
Affecting 16 regions
Shaggy Mane
MODERATEShaggy Mane observed in the wild. Research-grade iNaturalist observation.
Affecting 9 regions
Bronze Ground Beetle
MODERATEBronze Ground Beetle observed in the wild. Research-grade iNaturalist observation.
Affecting 9 regions
Northern Tamarisk Beetle
MODERATENorthern Tamarisk Beetle observed in the wild. Research-grade iNaturalist observation.
Affecting 1 region
White-striped Dart
MODERATEWhite-striped Dart observed in the wild. Research-grade iNaturalist observation.
Affecting 1 region
Dingy Cutworm Moth
MODERATEDingy Cutworm Moth observed in the wild. Research-grade iNaturalist observation.
Affecting 5 regions
Powdery Mildew
LOWA widespread group of fungal diseases that produce a distinctive white powdery coating on leaves and shoots. It affects hundreds of tree, shrub, and plant species. Unlike most fungi, it thrives in warm, dry conditions with high humidity.
Affecting 49 regions