6 Best Beekeeping Swarm Traps For Capturing Swarms

Seeing a swirling cloud of honeybees in the air is a sight that can stop you in your tracks. For a beekeeper, it’s not a cause for alarm but an opportunity. That swarm is a free, locally adapted colony of bees looking for a new home, and with the right setup, you can convince them that home should be with you. Capturing swarms is one of the most sustainable and rewarding ways to expand your apiary, saving you the cost of buying new bees and strengthening your local bee genetics.

Disclosure: As an Amazon Associate, this site earns from qualifying purchases. Thank you!

Key Features of an Effective Bee Swarm Trap

The perfect swarm trap mimics the natural cavities scout bees seek out. The most critical feature is volume. Bees are surprisingly picky, and research shows they overwhelmingly prefer a cavity of about 40 liters, or roughly the size of a standard 10-frame deep Langstroth box or a 5-frame nuc box. Too small, and they’ll pass it by, assuming it won’t be big enough for the colony to grow.

Beyond size, the entrance matters. A small, circular entrance hole about 1 to 1.5 inches in diameter, located near the bottom of the trap, is ideal. This creates a defensible opening that makes the potential home feel secure. The interior should be dark, dry, and uninviting to other critters.

Finally, think about your own needs. The trap has to be light enough for you to safely hoist 10-15 feet up a tree. A trap that’s perfect for bees but too heavy for you to handle is ultimately useless. This is where the trade-off between different materials really comes into play.

Betterbee Pulp Trap: Lightweight & Biodegradable

If your main concern is getting a trap up high with minimal effort, the pulp trap is your answer. These are made from compressed, molded paper fiber, much like a giant egg carton. Their biggest advantage is their weight—they are incredibly light, making them easy to carry into the field and pull up a branch with a simple rope and pulley.

The trade-off for this convenience is durability. A pulp trap might last you a season, maybe two if you live in a dry climate and bring it in over the winter. A heavy rainstorm can leave it soggy and weakened. However, they are relatively inexpensive, and because they’re biodegradable, you don’t have to worry if one gets left behind in the woods. It’s a great low-investment option for covering a lot of ground.

Mann Lake’s Complete Swarm Trap Kit for Beginners

Getting started with swarm trapping can feel like you need to assemble a dozen different parts. This is where a complete kit, like the one from Mann Lake, really shines. These kits typically include a trap body made of durable corrugated plastic, a few frames to go inside, and a pheromone lure.

The corrugated plastic construction hits a nice middle ground. It’s much tougher and more weather-resistant than a pulp trap but lighter than a wooden one. You can expect to get several seasons of use out of it. For someone new to trapping, having everything you need in one box removes the guesswork. You can be confident you have a properly sized trap with the right attractants, allowing you to focus on the most important part: finding the perfect location.

Using a Langstroth Nuc Box as a Versatile Trap

Why buy a separate piece of equipment when one you already own can do the job? A standard 5-frame nucleus (nuc) box makes an excellent swarm trap. Its internal volume is very close to the 40-liter sweet spot that scout bees are looking for, and it’s built to hold standard frames.

This dual-purpose functionality is a huge win for the hobby farmer with limited space and budget. When you catch a swarm in a nuc box, the bees are already on standard frames. You can simply move the entire box to your apiary, let them get established, and later transfer the frames into a full-sized hive. There’s no awkward shaking or scooping of bees from a trap into a hive body. The only real downside is weight; a wooden nuc box is heavier than a dedicated trap, so plan your placement accordingly.

Humble Bee Wood Swarm Trap: A Durable Option

For the beekeeper thinking long-term, a wooden swarm trap is a solid investment. Typically built from exterior-grade plywood, these traps are designed to withstand the elements year after year. A well-built wooden trap can easily last a decade or more, making its higher upfront cost very reasonable over its lifespan.

The solid wood construction also provides better insulation than pulp or thin plastic, which can be an attractive feature for bees in climates with fluctuating spring temperatures. The primary drawback is weight. Hoisting a heavy wooden box up a tree requires more effort and a secure anchor point. But if you have a few prime locations on your property where you can set and forget them, their durability is unmatched.

The 5-Gallon Bucket Trap: An Effective DIY Choice

You don’t need to spend a lot of money to catch a swarm. A simple 5-gallon bucket, a tool most of us have lying around, can be converted into a surprisingly effective trap. The process is straightforward: drill a 1-inch entrance hole near the bottom, attach a small piece of wood below it for a landing board, and give it a coat of flat, dark paint.

To make it more appealing, hang one or two old brood frames inside using wire. The volume is a bit smaller than ideal, but it’s often close enough to work. The biggest pro is the cost—it’s practically free. The main challenge comes after the catch. Transferring a newly established colony from the curved interior of a bucket into a square hive box can be messy and disruptive for the bees. It’s a classic DIY trade-off: you save money, but you spend more time and effort on the back end.

Ceracell Swarm Trap: Reusable Plastic Design

Modern materials have also found their way into swarm trapping. Traps made from durable, molded plastic, like those from Ceracell, offer a low-maintenance and highly reusable option. These traps are designed specifically for the task, often featuring built-in frame rests, ventilation holes, and secure closures.

Unlike wood, plastic won’t rot, and unlike pulp, it won’t disintegrate. At the end of the season, you can simply wash it out, store it, and have it ready for next spring. Some beekeepers argue that bees prefer the scent and texture of natural materials, but with a good lure and proper placement, plastic traps have proven to be very effective. They are a practical choice for the beekeeper who values efficiency and longevity.

Proper Placement and Lures for Your Swarm Trap

You can have the best trap in the world, but it won’t catch a thing if you put it in the wrong place. Placement is more important than the trap itself. Scout bees are looking for a new home that is safe and visible.

Follow these key principles for placement:

• Height: Aim for 10 to 15 feet off the ground. This gets the trap up out of the way of most ground predators and into the flight path of scout bees.
• Visibility: Place the trap on a prominent, solitary tree or along the edge of a wood line. A trap hidden deep in the woods is harder for scouts to find.
• Orientation: If possible, face the entrance south or southeast for morning sun. A little bit of dappled shade during the hot afternoon is also a plus.

A lure is non-negotiable. The scent is what draws the scouts in for a closer look. A few drops of lemongrass essential oil on a cotton ball inside the trap is a classic, effective lure that mimics the queen’s orientation pheromone. Even better is a piece of old, dark brood comb. The residual scent of beeswax, propolis, and old pheromones is an almost irresistible "home for rent" sign to a passing swarm.

Ultimately, the best swarm trap is the one you actually use. Whether you choose a durable wooden box, a lightweight pulp model, or a simple DIY bucket, your success hinges on understanding what the bees are looking for. Focus on getting the volume, entrance, and location right, add a powerful lure, and you’ll be well on your way to adding a free, hardy, and local colony of bees to your farm.

Frequently Asked Questions (FAQs)

What is a beekeeping swarm trap?

A beekeeping swarm trap is an artificial nesting cavity designed to lure and temporarily house a feral or absconding honey bee colony. Most traps provide an interior volume between 40 and 43 liters, mimicking natural tree hollows that scout bees prefer. Beekeepers mount these boxes along tree lines or building edges during spring swarming season, usually pairing them with pheromone lures and drawn brood comb. Once scout bees choose the cavity, the entire swarm moves in within hours.

What does lemongrass oil do in a beekeeping swarm trap?

Lemongrass oil acts as an artificial pheromone lure by mimicking the orientation scent released by the Nasonov gland of worker honey bees. Scout bees recognize this citrus scent and guide the flying cluster directly to the entrance. Applying two to three drops of pure oil onto a cotton swab inside a sealed plastic sandwich bag with pinholes provides slow release for up to four weeks. Avoid using more than a few drops, as heavy concentrations can repel searching bees.

How do you bait and hang beekeeping swarm traps for capturing swarms?

Baiting a beekeeping swarm trap involves placing one dark, drawn comb and a pheromone lure inside the box before mounting it 10 to 15 feet high. Secure the trap firmly against a sturdy tree trunk or outbuilding facing south or southeast to catch morning sunlight. Position the entrance away from high winds and out of direct, intense midday heat. Check the trap with binoculars once a week to monitor scout activity without disturbing the site.

How long can a captured bee swarm stay in a swarm trap before transferring?

Captured honey bee swarms should remain in a swarm trap for no longer than three to five days after moving in. Swarms build new comb quickly, and waiting longer often leads to wild, cross-combed wax that damages the colony during hive transfer. Move the trap late in the evening when all foragers have returned inside. Relocate the trap to your apiary and transfer the frames into a standard ten-frame or eight-frame Langstroth hive the following morning.

Which is better for catching swarms, a pulp pots swarm trap or a wooden nuc box?

Wooden nuc boxes are generally better for catching swarms because they hold standard frames that make transferring the new colony effortless. Pulp traps made of molded wood fiber are lightweight and inexpensive, but bees build freeform comb on the lid if left unchecked for even a few days. Five-frame wooden deep boxes or specialized Layens traps allow you to lift bees and drawn combs directly into a permanent hive without crushing the queen. Wooden equipment also withstands seasonal weather for multiple years.

How many beekeeping swarm traps should a backyard beekeeper set out in spring?

Setting out two to four beekeeping swarm traps is the ideal range for an average backyard beekeeper managing one to five colonies. Deploying multiple traps across different microclimates or property edges increases your odds of catching swarms without demanding excessive inspection time. Place them at least 100 to 200 yards apart or on separate properties if local permissions allow. This coverage catches both feral swarms and potential escapees from your own hives between April and June.

Why are scout bees inspecting my beekeeping swarm trap but not moving in?

Scout bees often inspect a beekeeping swarm trap but fail to move in if the cavity is too small, damp, or smelling of ants. Swarms evaluate dozens of competing sites and vote using waggle dances before the cluster takes flight. If another hollow provides better shelter, warmer morning sun, or protection from wind, the swarm selects that competing location instead. Check that your trap has a dry interior, an entrance between one and two square inches, and zero pesticide or mold residues.

Is catching feral bees in beekeeping swarm traps safe for existing apiaries?

Catching feral bees in swarm traps is generally safe, provided you quarantine the new colony and treat for pests before merging equipment. Feral swarms offer valuable genetic diversity and local climate hardiness, but they may carry Varroa mites, tracheal mites, or brood diseases. Set your recovery apiary at least 50 feet away from existing hives for the first four weeks. Perform an alcohol wash mite test immediately after transferring the colony into standard hive gear, treating as necessary.