Are metal or plastic queen excluders better?
Sarah Duran
Updated on February 20, 2026
The plastic can warp and sag restricting movement of bees between the tops of the frames and the excluder, It is harder to apply heat to them to clean them. Plastic excluders may warp or deform, Plastic excluders have a shorter lifespan than metal.
Do commercial beekeepers use queen excluders?
Many – perhaps most – commercial beekeepers do not use queen excluders, believing that by restricting the movement of the honeybees, the queen excluder inhibits the maximum production of honey. Old-timer beekeepers laughingly refer to queen excluders as “honey excluders”.Will a queen excluder prevent swarming?
Some beekeepers place a queen excluder under a brood box after hiving a captured swarm onto undrawn foundation. This helps prevent the colony from absconding while the bees draw some comb. After that the queen will start laying and the risk of the swarm disappearing is much reduced.Should the queen excluder be removed for winter?
The next rule to follow is when do we take off the queen excluder? Under normal conditions, the excluder will be taken off when you harvest your honey in the period of July to August time frame. This will allow the queen to migrate to the top of the hive and stay warm during the cold months.Will bees build comb above a queen excluder?
A beekeeper should make sure drawn comb is directly above the queen excluder with any foundation above that. Better for comb. Use of a queen excluder will almost certainly mean less honey production, but the main benefit of it is that the combs will remain light colored, because no young bees are reared in them.Impressions on plastic vs metal bound queen excluders-a Canadian Beekeeper’s Blog
Why you shouldn't use a queen excluder?
Not using an excluder means that you run the risk of the queen laying drone brood in the Flow frame cells. The likelihood of this happening can be minimised by placing an empty (foundationless) frame in the brood chamber and allowing the bees to build their drone comb.Do queen excluders cause swarming?
The nurse bees will go through the excluder in order to care for the brood. However, if you use this method you have to periodically move brood into the upper box and give the queen new places to lay her eggs. If you don't manage the two boxes, overcrowding in the queen's box may induce swarming.When should you rob honey bees?
Robbing can occur anytime during the year, but it is most evident in the late summer or early fall, especially during a nectar dearth. Robbing can often be seen in the early spring as well, most frequently before the first major honey flow.How much honey should you leave in the hive for winter?
That being said, you should plan to leave 60 – 90 pounds of honey for your colony to survive winter. This is at least 8-10 full deep frames of honey that must be left on the hive. You should plan to leave 60 – 90 pounds of honey for your colony to survive winter.Should I have 2 brood boxes?
With two brood boxes, there is enough space for your queen to lay as many eggs as she can. This means you won't need to check your hives as often. When using one brood box, there is only enough room to feed your broods sugar syrup in small increments. With two, you can give them larger amounts less often.How do you get bees through the queen excluder?
But there are ways to entice your bees through the queen excluder. One way is to simply leave the excluder out of the hive until the bees have started to draw comb in two or three of the honey frames. Once they are “committed” to the project, you can usually add an excluder with good results.How long before a swarm queen starts laying?
But don't wait beyond that time to look for the eggs (finding eggs signifies the presence of a queen). After the swarm, it took 6 to 8 days for the queen cell to open and a new queen to emerge. Then allow about 3 days for her to mate. When she returns, she will start laying eggs in about 3 days.How do you tell if a hive is going to swarm?
Signs that a colony might swarm include:
- A very high population of bees in the hive.
- The whole width of the entrance is used by forager bees.
- All frames within the hive are fully drawn.
- Brood frames are full of resources (nectar, pollen, honey, capped and uncapped brood).