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The Seasons of the Oyster: An Oyster Farmer's Calendar
The Journal
Expertise

The Seasons of the Oyster: An Oyster Farmer's Calendar

Martine 4 March 2026 5 min

The Secret Calendar of the Oyster

Oyster farming is a craft of patience, shaped by the seasons and the tides. Every month brings its own tasks, surprises, and joys. After more than twenty years on the Leucate lagoon, I know this calendar by heart — and yet, every year still holds moments of wonder.

The oyster teaches us humility. We can plan everything, anticipate everything, but in the end it's nature that decides. And that's perfectly fine.

Spring: The Birth

Spring is the season of hope. When the lagoon water begins to warm, adult oysters release their larvae — this is natural reproduction, a fascinating phenomenon also called spawning. Millions of microscopic larvae drift through the water, searching for a surface to attach to.

This is the time for spat collection: we set up collectors — small cups, tubes, or ropes — on which the larvae settle. Within a few weeks, these tiny specks become small oysters called spat. It's the beginning of a journey that will last three to four years.

Summer: The Growth

Mediterranean summers are intense. The warm waters of the Leucate lagoon, rich in phytoplankton, offer young oysters a permanent feast. This is the period of rapid growth — our oysters can double in size within a few months.

But summer also demands constant vigilance. Heat can trigger mortality episodes, and water quality must be monitored daily. We turn the mesh bags, sort oysters by size, check their health. It's physical work, often under a blazing sun, but the sight of the lagoon at dawn makes every effort worthwhile.

In summer, I wake with the sun. By six in the morning, I'm already on the water. The lagoon is a mirror, pink flamingos fly over the oyster beds — this is my office, and I wouldn't trade it for anything in the world.

Autumn: The Preparation

Autumn is the season of preparation. The oysters that have grown all summer are nearly ready for tasting. We sort them one last time, selecting the finest for the end-of-year celebrations.

It's also the time for finishing: some oysters are moved to specific areas of the lagoon where conditions — salinity, currents, food — will give them a distinctive flavor and texture. This finishing process can last from a few weeks to several months and makes all the difference between a good oyster and an extraordinary one.

Winter: The Harvest

Winter is our peak season. From November to March, the oysters are at their best: plump, briny, with that incomparable flavor of hazelnut and sea spray that has made our Leucate oysters famous.

It's the time of celebrations, markets, and a flood of orders. The pace is intense but the energy is magnificent — knowing that our oysters will be at the center of holiday tables is an immense source of pride.

The Myth of the "R Months"

You'll often hear that oysters should only be eaten during months with an "R" — from September to April. This rule dates back to a time before refrigeration, when oysters during their reproductive period (summer) were milky and less pleasant.

Today, thanks to triploid oysters (which don't reproduce) and modern cold chain management, you can enjoy oysters year-round. That said, I'll admit it: winter is when our oysters are at their finest. The cold concentrates their flavors and gives them that firm, crisp texture that enthusiasts love.

The Mediterranean: A Terroir Apart

Our oysters from the Leucate lagoon are nothing like Atlantic oysters. The water is warmer, saltier, and the phytoplankton is different. The result: oysters that grow faster, with a softer, less briny taste, rounder on the palate. A Mediterranean character that our customers recognize from the very first shell.

Four seasons, one love: the oyster. And the certainty that this profession, as demanding as it may be, is the most beautiful in the world.