Harvesting Coriander Seeds:
A Step-by-Step Guide

Coriander, also known as cilantro, is a versatile herb that offers both flavorful leaves and aromatic seeds. If you want to harvest your own coriander seeds, follow this comprehensive guide to ensure a successful and bountiful harvest.

1. Letting the Plant Bolt

The first step in harvesting coriander seeds is to allow your coriander plant to bolt. Bolting occurs when the plant starts to produce flowers instead of leaves. This usually happens when the weather gets warmer, and it signals that the plant is ready to produce seeds.

 

What to Look For:

  • The coriander plant will grow taller and develop a central stalk. 
  • Leaves may become feathery and less flavorful as the plant focuses on flowering. 
  • Small flower buds will start to form at the tips of the stalks.

 

2. Observing Flower Formation

 

Once the plant begins to bolt, you'll notice the formation of delicate white or pale pink flowers. These flowers play a crucial role in the seed production process.

 

Flower Appearance:

 

  • Coriander flowers are small and clustered, forming umbrella-like structures called umbels.
  • Each umbel contains multiple tiny flowers, which attract pollinators like bees.
  • As the flowers mature, they will eventually develop into seed pods.

 

3. Harvesting the Seeds

After the flowers have bloomed and started to fade, it's time to keep a close eye on the seed pods. The seed pods will gradually turn brown and dry out, indicating that they are ready to be harvested.

 

How to Harvest:

  • Gently shake the plant to check if the seeds fall off easily. This is a sign that they are fully mature.
  • Using scissors or garden shears, cut the stems with the seed pods attached.
  • Place the cut stems upside down in a paper bag or a container to catch any seeds that might fall off during drying.

 

 

4. Drying and Preserving the Seeds

To ensure that your harvested coriander seeds are properly dried and ready for storage, follow these steps:


Drying the Seeds:

  • Hang the stems upside down in a well-ventilated, dry, and dark area for about two weeks. 

  • Alternatively, you can use a food dehydrator set to a low temperature to speed up the drying process.

  • Once the seeds are completely dry, gently rub the seed pods between your fingers to release the seeds.

  • Remove any remaining plant debris and chaff from the seeds.

 

5. Storing the Seeds:
  • Store the dried seeds in an airtight container or glass jar.

  • For optimal preservation, consider vacuum sealing the container and adding oxygen absorbers and silica gel packs to keep the seeds dry and free from moisture.

  • Keep the container in a cool, dark place to maintain the seeds' freshness and flavor.

 

Properly stored coriander seeds can last for up to a year and retain their aromatic qualities.

 

By following these steps, you can successfully harvest and preserve coriander seeds from your own plants. Not only will you enjoy the satisfaction of growing your own spices, but you'll also have a fresh supply of coriander seeds for culinary use and future planting. Happy harvesting!