There’s one mistake we see more than any other, in schemes that are otherwise working well, with the right furniture, the right palette, and real thought behind the brief. The curtains are hovering. Not floating, not breaking gently at the floor. Hovering. An inch or two above the skirting, as if they’re not quite sure they’re allowed to be there.
It’s one of those things you can’t unsee once you know about it. And the frustrating part is that it’s rarely a fabric problem. It’s a length problem. And a length problem is almost always a planning problem, something decided too late, or not decided at all.
So let’s talk about what curtain length actually does, why it matters beyond the obvious, and what we think works best and when.
Why Length Is a Proportional Decision, Not a Practical One
The way a curtain meets the floor changes how tall a room reads, how expensive the fabric looks, and how resolved the window feels as part of the wider scheme. Get it right and the curtain feels like part of the architecture. Get it wrong and even the most beautiful fabric can look unfinished.
The most common culprit isn’t dramatically short curtains, it’s *slightly* short ones. Half an inch, an inch. Enough to read as an error rather than a decision. People feel it even when they can’t name it.
The Three Lengths Worth Specifying
The Clean Break
The curtain just kisses the floor, no gap, no pooling, no trailing hem. Precise, tailored, and the most practical option where trailing fabric isn’t appropriate.
The catch: it requires real precision. Even a centimetre of gap and it reads wrong. When we cut for a clean break, we’re working within very tight tolerances and we always check floor level, because floors, particularly in older properties, are rarely as level as they appear. A hem that sits perfectly in one corner can look entirely different across the room.
Works well for: more contemporary schemes, rooms where the curtain is secondary to other design elements, or anywhere a hard, graphic line is part of the intent.
The Slight Break
A small amount of fabric, half an inch to an inch, resting on the floor. Just enough to soften the line, remove any hard edge, and give the curtain a sense of weight and ease.
This is the length we specify most often. It’s forgiving without looking accidental, and it gives even a mid-weight fabric a quality that a flush hem doesn’t quite achieve. There’s something about a slight break that makes a curtain look like it belongs, like it was made for the room, not just installed in it.
Works well for: most living rooms, principal bedrooms, dining rooms, essentially anywhere the curtain is doing meaningful design work.
The Puddle
Three to six inches trailing on the floor. Formal, romantic, and entirely committed to being a statement.
We love a puddle when it’s done properly, and properly means committing to it without compromise. A half-hearted puddle looks like a hem that wasn’t finished. A genuine puddle, in a heavy linen, a velvet, a wool, looks extraordinary. It also needs the right room. A puddle in a scheme that’s otherwise clean and contemporary creates a tension that doesn’t resolve well. But in a more formal interior, a study, a main bedroom with the right proportions, it can be the detail that makes the whole window.
One thing worth knowing before specifying: puddles need ongoing attention. They’re arranged, dressed, and periodically reset. In the right room, that’s part of the appeal, there’s a ritual to it that suits certain spaces and certain ways of living. In others, it’s simply impractical. The room, and how it’s used, should make that decision.
Works well for: formal reception rooms, main bedrooms in more traditional or maximalist schemes, anywhere the window is unambiguously the focal point.
The Planning That Prevents Most Problems
The length issues we see most often don’t come from bad decisions, they come from decisions made too late, after the hardware is in and the fabric is ordered. By that point, options narrow quickly.
The conversation about drop needs to happen before anything else is confirmed. Where is the track or pole sitting? Ceiling-mounted or from the wall? How high? How far does it extend beyond the window? All of this affects the finished drop, and the finished drop affects how the curtain is cut, lined, and how the heading sits. Everything is connected, and the length is the last thing that should be left to chance.
The curtain isn’t the last decision in a room. It’s one of the first. And getting it right from the start is almost always easier than correcting it later.
If you’d like to talk it through before anything is ordered, we’re here! If you’d love to see more content like this from us then you can sign up to our newsletter here →