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Spathiphyllum Plant Seeds:
Guide to Storing, Sowing and Germination

Updated: July 15, 2023

If you’re a plant enthusiast or an avid gardener, you may have come across the Spathiphyllum plant, also known as the Peace Lily. While these plants are commonly propagated through division, it is also possible to grow them from seeds. In this guide, we will explore the process of storing, sowing, and germinating Spathiphyllum plant seeds.

Storing Spathiphyllum Plant Seeds

Before we delve into the process of sowing and germinating Spathiphyllum plant seeds, it’s essential to understand how to properly store them. When collecting seeds from a mature Peace Lily, make sure to choose healthy and fully ripened seed pods. These pods will gradually turn from green to yellow or brown, indicating their readiness for harvesting.

To collect the seeds, gently squeeze the fully ripened seed pods until they open up. Inside, you’ll find small black or dark brown seeds. Carefully remove the seeds from the pod and place them on a clean and dry paper towel.

Once you have collected the seeds, it’s crucial to store them in a cool and dry location. Airtight containers or small ziplock bags are ideal for storing Spathiphyllum plant seeds. Make sure to label the container with the date of collection and the plant species to avoid confusion later on.

It’s best to store the seeds at room temperature or slightly cooler, around 60-70°F (15-21°C). Avoid exposing them to direct sunlight or extreme temperatures as this can reduce their viability.

Sowing Spathiphyllum Plant Seeds

Now that you have stored your Spathiphyllum plant seeds properly, it’s time to sow them and start the germination process. Follow these steps for successful seed sowing:

  1. Prepare a well-draining potting mix: Use a mixture of peat moss, perlite, and vermiculite to create a loose and airy growing medium. This will ensure proper water drainage and prevent the seeds from rotting.

  2. Moisten the potting mix: Before sowing the seeds, moisten the potting mix slightly. It should be damp but not overly wet. Excess moisture can lead to fungal growth and seedling damping-off.

  3. Sow the seeds: Gently press the Spathiphyllum plant seeds into the potting mix, ensuring they are evenly spaced. Cover them lightly with a thin layer of the same potting mix or vermiculite.

  4. Provide optimal conditions: Place the sown seeds in a warm and humid environment, ideally around 70-80°F (21-27°C). You can cover the container with a plastic dome or seal it inside a plastic bag to maintain high humidity levels.

  5. Keep the soil moist: Regularly check the moisture level of the potting mix and water as needed. It’s crucial to keep the soil consistently moist but not waterlogged. Using a spray bottle can help you control the amount of water applied.

  6. Be patient: Germination may take anywhere from two to six weeks, depending on various factors such as seed freshness and environmental conditions. Be patient and avoid disturbing the seeds during this period.

Germinating Spathiphyllum Plant Seeds

As your Spathiphyllum plant seeds germinate, it’s essential to provide them with the right care to ensure healthy growth. Here are some tips for successful germination:

  1. Gradually acclimate seedlings to light: Once the seeds have sprouted, gradually introduce them to bright, indirect light. Start with a few hours of filtered sunlight or fluorescent light and gradually increase the exposure over time.

  2. Maintain appropriate humidity levels: While high humidity is crucial for successful germination, it’s essential to gradually reduce it as the seedlings grow. This will help prevent fungal diseases and encourage stronger root development.

  3. Transplant seedlings: When the Spathiphyllum plant seedlings have developed a few sets of true leaves, it’s time to transplant them into individual pots with well-draining potting soil. Handle the delicate seedlings with care to avoid damaging their roots.

  4. Provide proper care: Place the transplanted seedlings in a location with bright, indirect light and maintain consistent moisture in the soil. Avoid overwatering, as this can lead to root rot.

  5. Fertilize sparingly: After a few months of growth, you can start fertilizing the Spathiphyllum plant seedlings with a balanced liquid fertilizer diluted to half strength. Apply the fertilizer every two to four weeks during the growing season.

By following these guidelines, you can successfully store, sow, and germinate Spathiphyllum plant seeds. Growing your Peace Lilies from seeds can be a rewarding experience, allowing you to witness the entire life cycle of these beautiful plants. Remember to exercise patience and provide the right conditions for your seedlings, and soon enough, you’ll have a thriving collection of Spathiphyllum plants in your garden or indoor space.