Hammerhead Worm in Garden: Harmless Predator

One-inch, hammer-headed, striped worm is likely a land planarian (Bipalium)—predatory flatworm that eats earthworms/slugs. Not harmful to plants or people.

What to Do

• Leave it—they control pests.
• If concerned, relocate to compost pile.
• Don't chop—fragments regenerate.
• Photo to Extension for species confirmation.

Rarely seen; beneficial despite creepy appearance.