How to Make a Yellowjacket Trap

A DIY yellowjacket trap can catch some foraging workers if it has small entry holes and a protein-based lure, but it will not eliminate an established nest. Keep the trap well away from people, food, and flowering plants. Avoid sugary bait because it can attract honey bees and other beneficial insects that you do not want to trap.

What Can a Yellowjacket Trap Do?

A trap can reduce the number of workers visiting one small area for a limited time. It may make a picnic spot, garbage area, or bee hive less attractive when used correctly. It cannot reach the queen, larvae, and workers inside a nest. If a ground nest is beside a doorway or play area, a trap is not a safe substitute for professional help.

Penn State says traps can thin out foraging workers but are unlikely to solve the whole problem. Start by removing uncovered food and waste, then use a trap only as a supporting step.

What Materials Do You Need?

Use a clear plastic container with a secure lid, a drill or heated tool for making entry holes, a hanging wire or string if needed, and a small amount of protein bait such as a piece of meat or fish. You can also use a purpose-made reusable yellowjacket trap if one is available. The important features are a contained bait and entry openings that make escape difficult.

Do not use a trap that spills bait, leaves sharp edges, or can be opened by children or pets. Wear gloves and keep the container steady while making holes. If making a container feels unsafe, buy a commercial trap instead.

How Do You Build the Trap?

Make several small holes in the upper half of the container, large enough for a yellowjacket but small enough to limit larger insects. Put the protein bait at the bottom. A design with a small entrance and a contained bait is safer than an open dish, which can draw insects directly onto a surface people may touch.

Some trap designs suspend bait over soapy water so insects fall in and drown. If you use water, keep it fully inside the container and place the trap where a spill cannot reach pets, wildlife, or a food area. Do not add insecticides or homemade poison to bait. Unlabeled poisoning can harm wildlife and may violate pesticide laws.

Why Should You Avoid Sugary Bait?

Sugar attracts honey bees as well as yellowjackets. Oregon State specifically advises against sugary attractants in traps because they can catch bees. Protein lures are more selective for yellowjackets during the period when workers are collecting food for larvae.

Bait changes with season and species, and no homemade lure is perfectly selective. Check the trap often. If it is catching bees, butterflies, or other non-target insects, remove it and rethink the approach.

Where Should You Place the Trap?

Place it low to the ground and well away from the area you want to protect. Do not hang it over a table, beside a door, or next to a child’s play space. The trap gives yellowjackets a reason to visit that spot, so place it at the edge of the property or another place with low foot traffic.

Oregon State recommends placing traps low because yellowjackets often forage near the ground. Keep them at least 20 feet from bee hives and away from blooming plants. If you are trapping near a public area, make sure nobody can easily touch the container.

How Often Should You Check It?

Check it daily. Replace spoiled bait, remove trapped insects carefully, and make sure the container is secure. Meat and fish can become foul quickly, especially in warm weather. A neglected trap can become its own nuisance and may draw more flies or scavengers.

Wear gloves, move slowly, and assume live yellowjackets may still be inside. If the trap is attracting far more insects than you can safely manage, remove it and focus on food cleanup or professional advice instead.

When Is a Trap Not the Right Answer?

Do not use a trap as your main response to an active nest near people. Do not place one where a person with a sting allergy may need to service it. Do not trap simply because a few yellowjackets are visiting flowers or hunting caterpillars in a garden.

For more help deciding whether you are seeing a foraging area or a nest site, see where yellowjackets live. A trap can create some breathing room, but distance and source removal are safer answers when people and nests overlap.

Sources

• Oregon State University Extension Service, “Protecting Honey Bees From Yellowjacket Wasps”
• University of Minnesota Extension, “Wasps and Bees”
• Penn State Extension, “Getting Rid of Paper Wasps, Yellowjackets, and Other Stinging Insects”
• Oregon State University Extension Service, “September Brambles”