Signs They May Be Nearby

Sometimes the insects themselves aren’t the first clue.

Homeowners often notice:

• Sticky residue beneath trees.
• Black sooty mold developing on leaves.
• Large groups of insects gathering on trunks.
• Increased numbers of bees or wasps attracted to the sugary honeydew.
• Declining health in certain host plants after repeated infestations.

If you notice several of these signs together, it’s worth taking a closer look.

What Should You Do If You Find Them?

If spotted lanternflies have been reported in your region, reducing their numbers on your property can help slow local populations.

Many local agricultural agencies recommend removing individual insects when practical and inspecting outdoor surfaces for egg masses during late fall and winter.

The egg masses often resemble patches of dried mud and can contain dozens of eggs.

Removing them before they hatch can prevent hundreds of young lanternflies from emerging the following season.

Check for Their Favorite Host

One plant closely associated with spotted lanternflies is the Tree of Heaven, an invasive tree that serves as one of their preferred hosts.

If this tree is growing on your property, local extension services or certified arborists can provide guidance about appropriate management options.

Because recommendations vary by location, professional advice is often the best approach.

Use Traps Carefully

Some homeowners install sticky bands around tree trunks to capture climbing nymphs.

While these traps can reduce lanternfly numbers, they should always be protected with wire mesh or similar barriers.

Without protection, birds, squirrels, and beneficial insects can accidentally become trapped as well.

Responsible trapping helps reduce harm to wildlife while still targeting the invasive insects.

Why Early Detection Matters

One reason spotted lanternflies spread so quickly is that they are excellent hitchhikers.

Egg masses can be transported on:

• Firewood
• Trailers
• Lawn equipment
• Outdoor furniture
• Vehicles
• Building materials

This allows them to move into entirely new areas without anyone realizing it.

Because of this, many agricultural agencies encourage residents to inspect outdoor equipment before traveling and report new sightings where appropriate.

Protecting Your Garden

Keeping a healthy landscape doesn’t require panic—it requires observation.

Regularly checking your trees, cleaning sticky residue, inspecting for egg masses, and responding early to infestations can make a meaningful difference.

While eliminating spotted lanternflies entirely may not be possible in heavily affected areas, consistent management helps reduce their impact on trees, gardens, vineyards, and other valuable plants.