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// scenting your home

Where to put a scent diffuser in your home.

Where you put a diffuser matters almost as much as which scent you choose. A few simple rules get the best from it.

The Cali bottle leaning on a coconut, with vanilla pods

By Carmela Scents · 6 min read · Updated October 22, 2026

The basic rules

  • Choose a stable, open surface such as a console, a shelf or a side table.
  • Give it a little space on every side, so the scent can travel naturally.
  • Keep it away from vents, fans and open windows, which carry the scent away too quickly.
  • Place it at roughly chest height or above, not on the floor.
  • Keep it clear of delicate or unsealed surfaces, as you would with any fragrance product.

Start in the room you use most

If you are scenting one space, choose the one where you spend the most time, usually the main living area. Place the diffuser near the middle of the room or by the entrance, not in a corner, so that the scent has room to spread.

Room by room

Where to place a diffuser in each room, and a Carmela scent to suit it
RoomWhere to put itA scent to try
Living roomA console or side table in the middle of the roomLaguna or Cali
Entryway or hallwayA narrow console, away from the door draftEriceira
Kitchen or dining areaA nearby surface, away from the stove and extractorDel Mar
BedroomA dresser or shelf across the room from the bedLaguna
Home office or studyA shelf at the edge of the desk areaDel Mar or Porto
Open plan spaceAt the point where the zones meetOne scent only

Open plan homes

In an open plan home, scent travels freely, so one diffuser can do the work of several. Place it where the kitchen, dining and living areas meet, and keep a single scent throughout. Mixing scents in connected spaces makes both smell muddy.

Bedrooms

Keep a bedroom very light. Place the diffuser across the room, not next to the bed, and schedule it to run for a short time before bed rather than all night. A calm scent such as Laguna suits the space.

How strong, and for how long

Start low. Run the diffuser for a short time on a low setting, and raise it a notch every day or two until the scent is noticed gently when you walk in. Then stop. A schedule works better than constant use: with SERRA, the Carmela Scents app lets you set both the intensity and the hours it runs.

What changes the result

  • Ceiling height. A tall, open room needs a little more than a low one.
  • Airflow. Drafts and open windows thin the scent out.
  • The season. In winter, when windows are closed, you need less.
  • The oil. Richer, warmer scents read stronger than fresh ones at the same setting.

A simple starting plan

  1. Put SERRA in your main living space on a stable surface, away from vents.
  2. Choose one scent and set the intensity to low.
  3. Set a schedule for the hours you are home.
  4. Raise it one step at a time over a few days.
  5. Leave it, and adjust only when the seasons change.

// questions

Good to know.

Where is the best place for a scent diffuser?

A stable, open surface in the middle of the room you use most, at chest height or above, and away from vents, fans and open windows.

Should I put a diffuser in the bedroom?

You can, but keep it very light. Place it across the room and schedule it to run for a short time before bed.

Can I put a diffuser on the floor?

It is better on a surface. Scent travels better from chest height or above than from the floor.

How long should I run a diffuser each day?

Start with a few hours on a low setting and adjust. A schedule that fits the hours you are home works better than running it constantly.