A tree bookshelf is a bookcase whose shelves branch outward from a trunk instead of stacking in a rectangle. It is a piece of furniture and a piece of sculpture at the same time, and that dual nature governs everything about how it should be chosen and used.
How the weight is carried
In a conventional bookcase, every shelf is supported at both ends and the load goes straight down through the sides.
In a branching design, each shelf is a cantilever off the trunk. Load on the outer end of a branch creates a turning force at the joint where it meets the trunk, and that force grows with how far out the load sits.
Three consequences that matter in practice:
- Lower and inner branches carry more. Put the heavy books there. Upper and outer branches are for light objects.
- Weight belongs close to the trunk. The same books moved six inches inward measurably reduce the strain at the joint, and it costs nothing.
- The joint is everything. A branch joined with a proper mortise and tenon or a steel-reinforced joint behaves completely differently from one held by dowels and glue.
This is the part to ask about before buying. A tree bookshelf made from plywood with butt-jointed branches will sag at the branch tips within a year, and nothing about the shape will look right afterwards.
How many books does one actually hold?
Fewer than a rectangular bookcase of the same footprint, and that is the trade.
A branching design loses capacity to the shapes between the branches. A typical floor-standing tree shelf holds somewhere between 40 and 100 books depending on size, against perhaps 200 for a conventional bookcase occupying the same wall.
If the requirement is to store a library, this is the wrong piece of furniture and a conventional bookcase is the right one. If the requirement is a sculptural object that also holds the books you are currently reading, this is exactly the right piece.
Being honest about which one you need prevents the most common disappointment.
Where to put one
A tree shelf needs a plain background to read against. Its whole value is the silhouette, and a silhouette against patterned wallpaper or a cluttered wall simply disappears.
Good: a plain wall, an empty corner, the end of a hallway, beside a reading chair, a child's room.
Poor: against a busy wall, squeezed between two other tall pieces of furniture, or anywhere the outer branches will be walked into.
Leave clear air around it. A tree shelf with furniture pushed up against both sides has lost the thing you paid for.
Corner versions
A corner tree bookshelf is a genuinely good use of the shape, because the branches can fan out into space that a rectangular unit cannot reach at all.
Corners are dead space in every rectangular room. A branching unit turns about three square feet of nothing into storage and a focal point simultaneously.
Check the wall angle first. Rooms are rarely exactly 90 degrees, especially in older houses, and a corner unit built for 90 will show a gap. Measure the actual angle before ordering anything made to fit.
Anchoring, which is not optional
A tall branching shelf is top-heavy by design and its weight distribution changes every time you move a book.
Anchor it to the wall. An anti-tip strap or bracket into a stud, always, and particularly in any home with children or a large dog. This is the one piece of advice in this article that is a safety matter rather than a preference.
Also check the floor is level. A branching unit on an uneven floor leans visibly, because there is no rectangular frame to disguise it. Shim the feet.
How to style one
Differently from a normal bookcase, and this is where most people go wrong.
A branching shelf is already doing the work that styling a rectangular shelf is trying to fake. Loading it like an ordinary bookcase buries the shape and wastes the piece.
- Fewer books. Fill perhaps half of what it could take.
- Nothing on the outer branch tips except very light objects, a small plant, a single frame.
- No back layer. The wall behind is part of the design, not something to cover.
- Weight low and inward, where the structure is strongest and where it looks stable.
- Let some branches stay empty. The empty ones are what let the silhouette read.
The general shelf-styling principles still apply, see how to style a bookshelf, but with about half the objects you would otherwise use.
Build or buy?
There are a great many DIY tree bookshelf plans online, and it is a popular project. Honestly assessed:
Building it is viable if you have a router, a way to cut curves cleanly, and patience with joinery. The branches are the hard part, cutting a smooth organic curve and then joining it to a trunk at an angle, strong enough to cantilever, is well past beginner work.
Plywood versions are much easier to build and look like plywood. That is a legitimate aesthetic, and it is not the same object as a solid hardwood one.
Buying makes sense when you want solid timber, when the joints need to be strong enough to trust, and when the shape needs to look intentional rather than approximate. The shape is unforgiving: a slightly wrong curve on a rectangular bookcase is invisible, and on a branching one it is the first thing you see.
What to ask before buying
- What is it made of: solid timber, or ply with a veneer?
- How are the branches joined to the trunk?
- What is the rated load per branch, and at what distance from the trunk?
- Does it come with an anti-tip fixing?
- Does it assemble, or arrive whole? A one-piece unit is stronger and much harder to get up a staircase.
Who it is for
Someone who wants one object to carry a room, who has a plain wall or a dead corner, and who owns a reasonable number of books rather than a great many.
Not for someone who needs to store a library, and not for a room that is already visually busy.
See the branching pieces, the tree bookshelves, or the conventional bookcases if capacity is what you are really after.
From the Rootelier range
Curved Floating Bookshelf and Sculptural Wavy Bookshelf, or see all bookshelves. Every piece is made to order, so sizes can be adjusted to the room.