Plant preservation process

At Greenmood, we use innovative preservation techniques to transform natural plants into long-lasting biophilic design elementswithout light, water or maintenance.

From freeze-drying to natural stabilization

Preservation techniques first appeared in the 1970s, starting with freeze-drying. Flowers were frozen, then dried through sublimation under vacuum. This process extended their lifespan without damaging their form. Over time, more effective methods emerged, focusing on replacing plant sap with natural glycerin. These innovations opened the door to preserving a wider variety of species with greater efficiency.
Over time, more efficient methods emerged, based on replacing sap with vegetable glycerin. They paved the way for preserving a greater number of species, with improved effectiveness.

A solution made for interior design

e. From moss walls to acoustic installations, preserved plants offer the calm of nature — without constraints or upkeep.This evolution has allowed architects and designers to integrate real plant elements into spaces that were once too harsh or impractical for living greenery.
From moss walls to acoustic installations, preserved plants bring the calm of nature — without constraints or maintenance. This evolution allows architects and designers to integrate real plants into spaces once too demanding for living greenery.

Preserving plants is how we bring nature into everyday interiors.

Different types of plant stabilization

Preservation methods vary depending on the type of plant, but all aim to maintain texture, color and flexibility without the need for soil, water or light.

Substitution technique for leafy plants

For branches and leafy plants, the stems are placed in a glycerin-water solution. As the sap naturally evaporates, the preservation liquid is absorbed into the plant over 1 to 3 weeks. The process is carried out in a controlled environment to ensure the right temperature, humidity and glycerin concentration for each species.
The process takes place in a controlled environment (temperature, humidity, concentration) tailored to each species.

Rehydration technique for mosses and lichens

Mosses are first dried, then misted with a warm glycerin solution. Lichens are soaked in saltwater baths before drying. Once rehydrated, they’re placed in a climate-controlled room, allowing moisture to evaporate gradually while preserving their softness and shape.
After rehydration, they are placed in a climate-controlled room so that moisture evaporates gradually while preserving softness and shape.

Every plant type has a tailored method to preserve its natural beauty.

Plants preserved with vegetable glycerin

We use plant-based glycerin to naturally stabilize preserved foliage, the same ingredient found in cosmetics, food, and pharmaceutical products.

A safe and sustainable compound

Vegetable glycerin is biodegradable, odorless, colorless and non-toxic. It’s derived from oils like rapeseed during soap production and valued for its ability to retain moisture and stabilize liquids. These properties are key in preservation, allowing us to keep plants flexible, soft and vibrant for years.
These properties are essential: they keep the plants supple, soft and vibrant for years.

Conservering zonder additieven

Our solution is made from pure vegetable glycerin and water, with no artificial chemicals or coatings. It gradually replaces plant sap during the stabilization process, locking in the plant’s natural look. This ensures our products remain eco-conscious, safe and visually authentic.
The result: eco-responsible, safe and visually authentic products.

Glycerin is what keeps preserved plants naturally fresh and soft to the touch.

What are the benefits of a stabilized plant?

Preserved plants offer all the beauty of nature, without the hassle of watering, pruning or replacing.

Long-lasting and low-maintenance

Stabilized plants keep their shape, texture and flexibility for up to 7 years. They require no water, sunlight or treatments, making them ideal for offices, retail spaces, hospitality or any indoor environment. They stay vibrant while reducing upkeep and operational costs over time.
They remain vibrant while reducing maintenance and operational costs.

Creative freedom for designers

Because they are maintenance-free, preserved plants can be used in ways live plants can’t: green walls, acoustic panels, furniture inlays, or vertical gardens in dimly lit areas. This flexibility supports bold and innovative interior concepts without compromising on durability.
This flexibility enables bold interior concepts without compromising on sustainability.

Preserved plants allow design to meet nature with complete freedom.

Are stabilized plants ecological?

Stabilized plants are more efficient, sustainable and durable than living decorative plants.

Higher yield, lower waste

For live plants, up to 80% are lost before installation. With preservation, that number flips: 80% of harvested plants are used, thanks to local processing right after harvest. They don’t require transport in climate-controlled packaging or constant replacements after installation.
They require neither climate-controlled transport nor regular replacements after installation.

Zero resource use after installation

Once in place, preserved plants need no water, fertilizer or care. They last for years, reducing consumption and minimizing environmental impact. This makes them a smart choice for eco-conscious projects with long-term visio
A relevant choice for eco-responsible projects with a long-term vision.

Preserved plants offer a more sustainable way to design with nature.

General inquiries

For any questions, quote requests or partnership opportunities:

Event 13/11/2024

Seoul Design Festival 2024

We’re thrilled to share a glimpse of the 1st day at the Seoul Design Festival 2024!

Seoul Design Festival 2024 with tower view.

Our South Korean team warmly invites you to visit us at stand COEX C Hall A-25, where you can explore selections from our cork collection alongside timeless favorites like the Perspective Lines and G-Circles designed by Alain Gilles.

Hope to see you soon!

Person examines green vertical garden display
Two women discussing at an exhibition booth.
Greenmood exhibition booth with greenery and decor.
Couple holding hands, exploring art exhibition.

Event 25/03/2025

Workspace Expo 2025

We look forward to meeting you at the Workspace Expo 2025 in Paris!

Decorative green vertical garden panels indoors

This year, we’ve created a stand showcasing our favorite products, paired with vibrant walls and a great atmosphere.

DATES
25th, 26th & 27th March 2025

TIMETABLE

Tuesday, March 25th: 9:00 AM – 6:00 PM
Wednesday, March 26th: 9:00 AM – 9:00 PM
Thursday, March 27th: 9:00 AM – 5:00 PM

LOCATION
Parc des Expositions – Porte de Versailles
2, Place de la Porte de Versailles, 75015 Paris
Stand F16-G17

Forêt Kit Press

Greenmood Forest kit press

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Ball Moss Press Kit

Greenmood Ball Moss press kit

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Reeinder Moss Press Kit

Greenmood Lichen kit press

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Rings Press Kit

Greenmood Rings press kit

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Perspective Lines Press Kit

Greenmood Perspective Lines press kit

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G-Divider Press Kit

Greenmood G-divider press kit

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G-circle - Press Kit

Greenmood G-Circle Kit Press

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Greenmood Brand - Press Kit

General Greenmood press kit including information about the brand and its activities, logos, etc.

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