Updated: July 4, 2023

Lemon balm, also known as Melissa officinalis, is a versatile and aromatic herb that is commonly used for its medicinal and culinary properties. With its lemony scent and soothing qualities, it’s no wonder why many gardeners love to have lemon balm in their herb gardens.

If you’re a fan of lemon balm and want to expand your garden or share this delightful herb with friends and family, propagating lemon balm is an ideal option. The good news is that propagating lemon balm is relatively easy and can be done in several ways. In this article, we will explore the different methods of propagating lemon balm and provide you with the steps to do it the right way.

Propagation Methods

There are three main methods of propagating lemon balm: division, stem cuttings, and seed sowing. Each method has its advantages and suitability depending on your preferences and available resources.

1. Division

Division is one of the easiest and most popular methods of lemon balm propagation. It involves separating a mature plant into smaller sections, each containing roots and shoots. Here’s how to propagate lemon balm through division:

  1. Choose a mature lemon balm plant that is healthy and vigorous.
  2. Dig around the base of the plant, being careful not to damage the roots.
  3. Gently lift the plant out of the ground.
  4. Shake off excess soil to expose the roots.
  5. Use a sharp garden knife or spade to divide the plant into smaller sections. Each section should have a healthy root system and a few shoots.
  6. Replant each section in its desired location or container.
  7. Water thoroughly after planting to help settle the soil around the roots.

2. Stem Cuttings

Propagating lemon balm through stem cuttings is another simple and effective method. It involves taking a cutting from the parent plant and encouraging it to develop roots and grow into a new plant. Here’s how to propagate lemon balm through stem cuttings:

  1. Select a healthy stem from the parent plant that is about 4-6 inches long.
  2. Using a sharp pair of garden shears or a knife, make a clean cut just below a leaf node (the point where leaves are attached to the stem).
  3. Remove the lower leaves from the cutting, leaving only a few sets of leaves at the top.
  4. Dip the cut end of the stem in rooting hormone powder (optional but recommended for faster rooting).
  5. Plant the cutting in a small pot filled with well-draining potting soil or a mixture of perlite and peat moss.
  6. Water the cutting thoroughly and place it in a warm and bright location, away from direct sunlight.
  7. Keep the soil consistently moist but not waterlogged.
  8. After a few weeks, the cutting should develop roots and start producing new growth.
  9. Once the roots are well-established, transplant the cutting into its permanent location.

3. Seed Sowing

If you want to start lemon balm from scratch or have access to lemon balm seeds, sowing seeds is an excellent option. Here’s how to propagate lemon balm through seed sowing:

  1. Fill seed trays or small pots with seed-starting mix or well-draining potting soil.
  2. Moisten the soil before sowing the seeds to ensure good seed-to-soil contact.
  3. Sprinkle lemon balm seeds evenly over the soil surface.
  4. Lightly cover the seeds with a thin layer of soil or vermiculite.
  5. Mist the soil with water to settle it and provide moisture for germination.
  6. Place the trays or pots in a warm and bright location, such as a sunny windowsill or a greenhouse.
  7. Keep the soil consistently moist but not waterlogged.
  8. Germination should occur within 7-14 days, depending on the environmental conditions.
  9. Once the seedlings have developed their first true leaves, transplant them into individual pots or into the garden.

Tips for Successful Propagation

Regardless of the propagation method you choose, here are some general tips to ensure successful lemon balm propagation:

  • Choose healthy and disease-free plants for propagation.
  • Use well-draining soil or potting mix to prevent waterlogged roots.
  • Provide adequate sunlight for optimal growth and development.
  • Maintain consistent moisture levels without overwatering.
  • Protect young plants from extreme temperatures and harsh weather conditions.
  • Regularly monitor and control pests and diseases that may affect your plants.

With these tips and methods in mind, you can confidently propagate lemon balm and enjoy its benefits in your garden or share it with others. Whether you choose division, stem cuttings, or seed sowing, the joy of growing lemon balm from scratch is a rewarding experience that will surely enhance your gardening journey. Happy propagating!