Knowledge top bar hive What is a follower board in a top bar hive? Master Hive Volume Management for Better Bee Health
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Tech Team · HonestBee

Updated 2 months ago

What is a follower board in a top bar hive? Master Hive Volume Management for Better Bee Health


A follower board is a movable, solid internal partition designed specifically for top bar hives. It acts as an adjustable "false back" wall that fits snugly against the hive's top bars and sides, allowing the beekeeper to manually resize the effective cavity of the hive.

Core Takeaway: The follower board is your primary tool for volume management, ensuring the colony's living space matches its population size. This regulation is critical for maintaining hive temperature, preventing chaotic comb construction, and managing colony expansion.

The Mechanics of the Follower Board

Physical Design

The board is typically a solid wooden piece cut to the exact internal dimensions of the hive body. In a standard top bar hive, this usually means it has a trapezoidal shape.

The "False Wall" Concept

Unlike fixed-frame vertical hives, a top bar hive is a horizontal tube. The follower board functions as a mobile termination point for the colony.

It divides the hive into two sections: the active "living room" where the bees reside, and the empty, unused "attic" space behind the board.

Strategic Purposes

Regulating Internal Volume

The primary purpose of the follower board is to control the size of the colony's cavity. Bees prefer a nesting site that they can easily patrol and heat.

If a small colony is placed in a full-sized, empty hive, they may struggle to regulate the temperature or defend the vast space. The follower board artificially shrinks the hive to fit the swarm's immediate needs.

Encouraging Orderly Growth

By restricting the space, you force the bees to build comb on the designated bars you have provided.

Without a follower board restricting them, bees in a large cavity may attach comb to the side walls or build "cross-comb" across multiple bars. This makes future inspections difficult or impossible.

Winterizing the Hive

As winter approaches, the colony population naturally shrinks. The follower board allows you to reduce the internal volume accordingly.

By sliding the board closer to the cluster, you minimize the "dead air" space the bees must heat, significantly improving their chances of overwintering successfully.

Understanding the Trade-offs

The Risk of Over-Restriction

While restricting space is vital for new colonies, being too aggressive with the follower board can lead to swarming.

If the bees feel they have run out of room to lay brood or store honey, their instinct is to split the colony. You must monitor the hive regularly and move the board to add new empty bars before the colony becomes completely congestion.

Importance of a Snug Fit

A follower board is only effective if it fits tightly against the hive walls and the top bars.

If there are gaps, bees will bypass the board. They may build comb behind it (in the "dead" space) or propolis the board to the walls, making it immovable during inspections.

Making the Right Choice for Your Goal

The follower board is not a "set it and forget it" tool; it is the steering wheel for your hive's growth rate.

  • If your primary focus is establishing a new package or swarm: Place the follower board so the bees have access to only 5–10 bars initially to ensure they build straight, parallel comb.
  • If your primary focus is honey production: Gradually move the board back as the colony grows, adding empty bars into the active area only when the existing combs are nearly full.
  • If your primary focus is winter survival: Condense the living space late in the season so the cavity is no larger than the bee cluster and their honey stores.

Mastering the follower board turns a static wooden box into a dynamic environment that adapts to the changing seasons of the colony.

Summary Table:

Feature Purpose & Benefit
Function Acts as an adjustable 'false wall' to resize the hive cavity.
Temperature Control Reduces dead air space to help bees maintain cluster warmth.
Comb Management Prevents cross-comb by restricting bees to designated bars.
Winterization Improves overwintering success by condensing the living area.
Growth Control Allows gradual expansion to prevent swarming while maintaining order.

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