Tuesday, May 23, 2023



If you’re a newbie in the world of oyster farming, then you’re in the right place. Oyster farming has become a lucrative business, and more people are venturing into it. One of the best types of oysters to grow is the “queen” oyster, commonly known as the “หอยนางรม” in Thai. In this article, we will learn about the basics of cultivating queen oysters for beginners.

What Are Queen Oysters?

Queen oysters, scientifically known as Crassostrea gigas, are a type of oyster that originated from Japan. They are preferred for their size, taste, and hardiness, making them ideal for farming. Queen oysters can reach up to 10 centimeters in length and are known for their briny and sweet taste.

Benefits of Cultivating Queen Oysters

Cultivating queen oysters has several advantages such as:


The queen oyster is known for being a fast grower, and with proper care, they can reach marketable size within 12-18 months, producing large yields.

Lucrative Business

The demand for oysters has grown in recent years, making oyster farming a profitable venture. Cultivating queen oysters is a lucrative business that can earn you profits.

Boosts the Environment

Oyster farming has environmental benefits, such as filtering water, reducing erosion, and creating habitats for other marine organisms.

Step-by-Step Guide to Cultivating Queen Oysters for Beginners

Step 1: Site Selection

The first step in queen oyster cultivation is choosing an ideal site. The site should be near the sea or a water source with good water quality, free from pollutants, and have a salinity of 20-40 ppt.

Step 2: Seed Collection

After selecting your site, the next step is getting queen oyster seeds to plant in your farm. You can get the seeds from hatcheries or collect them from the wild. It’s important to ensure that the seeds are healthy, free from diseases, and of the right size.

Step 3: Building a Farm

To cultivate queen oysters, you need a farm. You can choose to build a rack and bag system, floating cages or trestles. Ensure the farm is sturdy and can withstand the harsh marine environment.

Step 4: Planting the Seeds

Once the farm is set up, it’s time to plant the oyster seeds. You can do this by spreading them out evenly on the mesh bags and placing them in the racks or cages.

Step 5: Maintenance

To ensure that the queen oysters grow healthy and fast, you need to maintain the farm. This includes daily checking of water quality, monitoring for pests and predators, and feeding.

Step 6: Harvesting

The queen oysters are ready for harvesting when they reach marketable size, which is about 7-10 centimeters. You can either harvest them by handpicking or mechanically.

Frequently Asked Questions (FAQs)

Q1: How long does it take for queen oysters to grow?

Queen oysters take 12-18 months to reach marketable size.

Q2: Can queen oysters survive in freshwater?

No, queen oysters cannot survive in freshwater. They require salt water with a salinity of 20-40 ppt.

Q3: What do queen oysters feed on?

Queen oysters are filter feeders and feed on plankton, algae, and other organic matter in the water.

Q4: How many queen oysters can I grow per square meter?

You can grow up to 50 queen oysters per square meter.

Q5: How do I know when my queen oysters are ready for harvesting?

Queen oysters reach marketable size when they reach 7-10 centimeters in length.

Q6: How long can I keep harvested queen oysters?

Harvested queen oysters can be kept in a cool and damp place for up to a week.

Q7: Are queen oysters profitable?

Yes, queen oysters are profitable since there is a high demand for oysters in the market.


Cultivating queen oysters can be a profitable and rewarding business for beginners. By following the steps outlined above, you can enjoy the high yield, fast growth, and delicious taste of queen oysters while contributing to the environment. Remember to maintain your farm and adhere to best practices to ensure the success of your oyster farming venture.



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