TreeIssues

Hawaii

75 active alerts in this region

TreeIssues monitors plant and tree health threats across Hawaii. 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 Hawaii state agricultural agencies. Each alert includes severity ratings, affected species, symptoms, and recommended treatments.

Citrus Greening (Huanglongbing / HLB)

CRITICAL
Disease

The most devastating disease of citrus worldwide, spread by the Asian citrus psyllid. There is no cure. It has caused billions of dollars in losses to the Florida citrus industry and threatens production in Texas, California, and other citrus-growing states.

Affecting 9 regions

Monarch

MODERATE
Insect

Early was stationary on Lima bean leaf, then on this particular Zinnia flower, nectaring, for a long while. Lots of Common and Butterfly milkweed flowers nearby but went for this zinnia.

Affecting 32 regions

Common Button Lichen

MODERATE
Fungus

Common Button Lichen observed in the wild. Research-grade iNaturalist observation.

Affecting 1 region

Asian Longhorned Beetle Damages hardwood trees by tunneling deep into trunks and branches

MODERATE
Insect

Asian Longhorned Beetle Damages hardwood trees by tunneling deep into trunks and branches - identified by USDA APHIS as a pest threat.

Affecting 50 regions

Coconut Rhinoceros Beetle

MODERATE
Insect

Coconut Rhinoceros Beetle observed in the wild. Research-grade iNaturalist observation.

Affecting 1 region

Metallic Blue Lady Beetle

MODERATE
Insect

Metallic Blue Lady Beetle observed in the wild. Research-grade iNaturalist observation.

Affecting 2 regions

anemone stinkhorn fungus

MODERATE
Fungus

anemone stinkhorn fungus observed in the wild. Research-grade iNaturalist observation.

Affecting 1 region

White Scroll Alga

MODERATE
Other

White Scroll Alga observed in the wild. Research-grade iNaturalist observation.

Affecting 1 region

Ornate Turbanweed

MODERATE
Other

Ornate Turbanweed observed in the wild. Research-grade iNaturalist observation.

Affecting 1 region

Potato Moth

MODERATE
Insect

Potato Moth observed in the wild. Research-grade iNaturalist observation.

Affecting 1 region

Painted Lady

MODERATE
Insect

Several days of hot record setting weather in Jefferson County. Co. Painted Ladies are in flight at the base of North Table Mountain. This butterfly was much larger than most of what I've seen here...in past two days. Migrating or overwintering?

Affecting 21 regions

Cottony cushion scale

MODERATE
Insect

Cottony cushion scale observed in the wild. Research-grade iNaturalist observation.

Affecting 3 regions

Omnivorous Leafroller Moth

MODERATE
Insect

Omnivorous Leafroller Moth observed in the wild. Research-grade iNaturalist observation.

Affecting 2 regions

Castor Semi-looper

MODERATE
Insect

Castor Semi-looper observed in the wild. Research-grade iNaturalist observation.

Affecting 1 region

Dot-lined Angle

MODERATE
Insect

A 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 3 regions

Thyrinteina arnobia

MODERATE
Insect

Thyrinteina arnobia observed in the wild. Research-grade iNaturalist observation.

Affecting 1 region

Lantana Stick Moth

MODERATE
Insect

Lantana Stick Moth observed in the wild. Research-grade iNaturalist observation.

Affecting 1 region

Black Witch

MODERATE
Insect

Found trapped inside our screen porch at 10 pm. Took a photo then helped it get outside.

Affecting 12 regions

Madagascan fireweed moth

MODERATE
Insect

Madagascan fireweed moth observed in the wild. Research-grade iNaturalist observation.

Affecting 1 region

snow fungus

MODERATE
Fungus

two growing about 1 m apart on fallen, dead hardwood in floodplain swamp of Withlacoochee River; jelly like mass of delicate broad leafy lobes (resembling branched antlers), shiny, translucent, gummy, silvery white, turning yellowish at point of attachment (right specimen in photo is upside down to show "base")

Affecting 12 regions

Leafhopper Assassin Bug

MODERATE
Insect

It 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

Asthene Wave

MODERATE
Insect

Asthene Wave observed in the wild. Research-grade iNaturalist observation.

Affecting 1 region

Loryma recusata

MODERATE
Insect

Loryma recusata observed in the wild. Research-grade iNaturalist observation.

Affecting 1 region

Golden Hair-lichen

MODERATE
Fungus

Golden Hair-lichen observed in the wild. Research-grade iNaturalist observation.

Affecting 2 regions

Gulf Fritillary

MODERATE
Insect

I founded an butterfly. That was sitting on a tall plant resting. The butterfly was mostly a dark orange color with little black spots on its wings. The butterfly has a long thin narrow torso. Butterfly is part of the Animalia Kingdom. Insecta.

Affecting 10 regions

dark-footed tinypore

MODERATE
Fungus

dark-footed tinypore observed in the wild. Research-grade iNaturalist observation.

Affecting 1 region

Fan-shaped Jelly Fungus

MODERATE
Fungus

tight cluster growing on fallen Laurel Oak branch in former longleaf pine-xeric oak habitat; petal- or spatulate-shaped fruiting bodies apically flattened, light yellow to bright yellow, tough, gelatinous or rubbery

Affecting 9 regions

Grass Webworm Moth

MODERATE
Insect

Grass Webworm Moth observed in the wild. Research-grade iNaturalist observation.

Affecting 1 region

Hawaiian Dancing Moth

MODERATE
Insect

Hawaiian Dancing Moth observed in the wild. Research-grade iNaturalist observation.

Affecting 1 region

Mestolobes olali

MODERATE
Insect

Mestolobes olali observed in the wild. Research-grade iNaturalist observation.

Affecting 1 region

Cinnabar Bracket

MODERATE
Fungus

Cinnabar Bracket observed in the wild. Research-grade iNaturalist observation.

Affecting 2 regions

Earliella scabrosa

MODERATE
Fungus

Earliella scabrosa observed in the wild. Research-grade iNaturalist observation.

Affecting 1 region

flowerpot parasol

MODERATE
Fungus

growing unexpectedly in a houseplant; multiple stalks in a 10" diameter pot, bright yellow, 1/2" tall, 2-3mm wide head, smaller ones are just yellow dots 1mm wide

Affecting 23 regions

Callirhipis robusta

MODERATE
Insect

Callirhipis robusta observed in the wild. Research-grade iNaturalist observation.

Affecting 1 region

Oyster thief

MODERATE
Other

Oyster thief observed in the wild. Research-grade iNaturalist observation.

Affecting 3 regions

Steelblue Lady Beetle

MODERATE
Insect

Steelblue Lady Beetle observed in the wild. Research-grade iNaturalist observation.

Affecting 2 regions

Kiawe Round-headed Borer

MODERATE
Insect

Kiawe Round-headed Borer observed in the wild. Research-grade iNaturalist observation.

Affecting 1 region

Green-spored Parasol

MODERATE
Fungus

Green-spored Parasol observed in the wild. Research-grade iNaturalist observation.

Affecting 27 regions

Pink-spotted Hawkmoth

MODERATE
Insect

Pink-spotted Hawkmoth observed in the wild. Research-grade iNaturalist observation.

Affecting 10 regions

Strawberry Guava Scale

MODERATE
Insect

Strawberry Guava Scale observed in the wild. Research-grade iNaturalist observation.

Affecting 1 region

Convergent Lady Beetle

MODERATE
Insect

Data collected in collaboration with Field Assistant Ryan Brockette & Thionna Strack.

Affecting 18 regions

Spotless Lady Beetle

MODERATE
Insect

What a great evening with around 125 folks at Spring Creek Forest Preserve to celebrate moth week. Great fun and lots of excitement to see some bugs. :)

Affecting 5 regions

West Indian Flatid Planthopper

MODERATE
Insect

West Indian Flatid Planthopper observed in the wild. Research-grade iNaturalist observation.

Affecting 1 region

Polydesma boarmoides

MODERATE
Insect

Polydesma boarmoides observed in the wild. Research-grade iNaturalist observation.

Affecting 1 region

Globe-marked Lady Beetle

MODERATE
Insect

Globe-marked Lady Beetle observed in the wild. Research-grade iNaturalist observation.

Affecting 1 region

Mealybug Destroyer

MODERATE
Insect

Mealybug Destroyer observed in the wild. Research-grade iNaturalist observation.

Affecting 5 regions

Onthophagus nigriventris

MODERATE
Insect

Onthophagus nigriventris observed in the wild. Research-grade iNaturalist observation.

Affecting 1 region

Ashy Gray Lady Beetle

MODERATE
Insect

Mary'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

Stethorus siphonulus

MODERATE
Insect

Stethorus siphonulus observed in the wild. Research-grade iNaturalist observation.

Affecting 1 region

Southern Green Stink Bug

MODERATE
Insect

Southern Green Stink Bug observed in the wild. Research-grade iNaturalist observation.

Affecting 2 regions

Black Stink Bug

MODERATE
Insect

Black Stink Bug observed in the wild. Research-grade iNaturalist observation.

Affecting 10 regions

sweet potato bug

MODERATE
Insect

sweet potato bug observed in the wild. Research-grade iNaturalist observation.

Affecting 1 region

Nephaspis indus

MODERATE
Insect

Nephaspis indus observed in the wild. Research-grade iNaturalist observation.

Affecting 1 region

Delphastus pallidus

MODERATE
Insect

Delphastus pallidus observed in the wild. Research-grade iNaturalist observation.

Affecting 1 region

Mango Flower Beetle

MODERATE
Insect

Mango Flower Beetle observed in the wild. Research-grade iNaturalist observation.

Affecting 1 region

Oriental Flower Beetle

MODERATE
Insect

Oriental Flower Beetle observed in the wild. Research-grade iNaturalist observation.

Affecting 1 region

Eastern Ten-spotted Ladybug

MODERATE
Insect

Eastern Ten-spotted Ladybug observed in the wild. Research-grade iNaturalist observation.

Affecting 1 region

Hawaiiandra puncticeps

MODERATE
Insect

Hawaiiandra puncticeps observed in the wild. Research-grade iNaturalist observation.

Affecting 1 region

White-crossed Seed Bug

MODERATE
Insect

White-crossed Seed Bug observed in the wild. Research-grade iNaturalist observation.

Affecting 19 regions

Spotted Cucumber Beetle

MODERATE
Insect

A screenshot from my friend @west87363 ‘s video. We observed the same individual insect but I wasn’t able to capture it on camera like he did.

Affecting 31 regions

Asteronema breviarticulatum

MODERATE
Other

Asteronema breviarticulatum observed in the wild. Research-grade iNaturalist observation.

Affecting 1 region

Curtomerus Longhorned Beetle

MODERATE
Insect

Curtomerus Longhorned Beetle observed in the wild. Research-grade iNaturalist observation.

Affecting 1 region

Oriental Stink Bug

MODERATE
Insect

Oriental Stink Bug observed in the wild. Research-grade iNaturalist observation.

Affecting 1 region

Broken-backed Bug

MODERATE
Insect

Broken-backed Bug observed in the wild. Research-grade iNaturalist observation.

Affecting 8 regions

splitgill mushroom

MODERATE
Fungus

splitgill mushroom observed in the wild. Research-grade iNaturalist observation.

Affecting 18 regions

orange pore fungus

MODERATE
Fungus

orange pore fungus observed in the wild. Research-grade iNaturalist observation.

Affecting 1 region

Bagrada Bug

MODERATE
Insect

Bagrada Bug observed in the wild. Research-grade iNaturalist observation.

Affecting 2 regions

Trooping Crumble Cap

MODERATE
Fungus

Trooping Crumble Cap observed in the wild. Research-grade iNaturalist observation.

Affecting 14 regions

Guava Moth

MODERATE
Insect

Guava Moth observed in the wild. Research-grade iNaturalist observation.

Affecting 1 region

Stethotrypes raffrayi

MODERATE
Insect

Stethotrypes raffrayi observed in the wild. Research-grade iNaturalist observation.

Affecting 1 region

Red Admiral

MODERATE
Insect

Seemed to be warming its wings in a patch of sun in the middle of the sidewalk, where I accidentally disturbed it while walking by. It landed on me and hung out for a little bit before I encouraged it to disembark, and it continued on with its business.

Affecting 22 regions

Variable Ladybird Beetle

MODERATE
Insect

Variable Ladybird Beetle observed in the wild. Research-grade iNaturalist observation.

Affecting 2 regions

Oriental Banner

MODERATE
Insect

Oriental Banner observed in the wild. Research-grade iNaturalist observation.

Affecting 1 region

Chinese Yellow Swallowtail

MODERATE
Insect

Chinese Yellow Swallowtail observed in the wild. Research-grade iNaturalist observation.

Affecting 1 region

Oleander Hawkmoth

MODERATE
Insect

Oleander Hawkmoth observed in the wild. Research-grade iNaturalist observation.

Affecting 1 region

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