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Stingers · SWFL Pest Identifier

Io Moth Caterpillar

Keep an eye on it Fine in small numbers — repeated sightings mean a source.

How to identify it

  • Neon green with a red-and-white racing stripe
  • Branched spines all over
  • On oaks, hibiscus, and many shrubs
Size

Medium (dime to quarter)

Where you'll see it

Lawn / garden

Looks like

Worm / caterpillar

Did you know

It grows into a moth with huge false "eyes" on its hindwings — one of Florida’s prettiest transformations from one of its spiciest caterpillars.

What it means for you

Spines sting like nettles. Look, photograph, don’t pet.

Not sure this is your bug?

Text a photo and a licensed local tech will identify it for free — or run it through the interactive identifier.

Similar stingers in SWFL

Dealing With This One?

Get a real price online in about 60 seconds — or text us a photo first and we'll tell you honestly whether it even needs treatment.

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