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Peony Plant Seeds:
Guide to Storing, Sowing and Germination

Updated: July 9, 2023

Peonies are known for their stunning and fragrant flowers, making them a popular choice among gardeners. While many gardeners choose to propagate peonies through dividing the root clumps, growing them from seeds can be a rewarding and exciting process. In this guide, we will walk you through the steps of storing, sowing, and germinating peony plant seeds.

Storing Peony Plant Seeds

Peony seeds are typically harvested in the fall when the seed pods have turned brown and started to split open. To ensure successful germination, it is crucial to store the seeds properly. Here are some steps to follow:

Step 1: Harvesting Seeds

When the seed pods have ripened, carefully cut them from the plant using sterilized scissors or pruners. Make sure not to damage the seeds inside. Place the seed pods in a clean container.

Step 2: Drying Seeds

Allow the seed pods to dry for a few weeks in a well-ventilated area. During this time, they will naturally split open, releasing the seeds. Gently shake the seed pods to ensure all the seeds have been released.

Step 3: Cleaning Seeds

Once the seeds are released from the pods, remove any remaining debris or chaff by gently blowing on them or using a fine sieve. Be careful not to damage the delicate seeds.

Step 4: Storing Seeds

Peony seeds can be stored for several months before sowing. Place the cleaned seeds in a small paper envelope or a breathable container such as a mesh bag. Store them in a cool and dry location away from direct sunlight.

Sowing Peony Plant Seeds

Once you are ready to sow your peony plant seeds, it is important to create suitable conditions for successful germination. Here’s how to do it:

Step 1: Preparing the Soil

Peonies prefer well-draining soil with a slightly acidic pH. Prepare a seed tray or small pots with a mixture of equal parts sand and peat moss. Alternatively, you can use a commercial seed starting mix.

Step 2: Sowing the Seeds

Moisten the soil mixture before sowing the seeds. Spread the peony seeds evenly on the surface, ensuring they are not too close together. Gently press them into the soil, but do not bury them too deep.

Step 3: Covering the Seeds

Cover the seeds with a thin layer of vermiculite or fine sand to provide some protection and retain moisture. Lightly mist the soil surface with water, being careful not to dislodge the seeds.

Step 4: Providing Optimal Conditions

Place the seed tray or pots in a warm location, ideally around 65-70°F (18-21°C). Peony seeds require a period of cold stratification to break their dormancy and promote germination. To achieve this, cover the tray with a plastic dome or wrap it in plastic wrap and refrigerate for 8-12 weeks.

Germinating Peony Plant Seeds

After the cold stratification period, it’s time to germinate your peony plant seeds. Follow these steps for successful germination:

Step 1: Bringing Seeds out of Cold Stratification

Remove the seed tray from the refrigerator and uncover it. Place it in a warm and well-lit area, such as near a south-facing window or under grow lights.

Step 2: Maintaining Moisture

Keep the soil moist but not waterlogged during germination. Mist the soil surface regularly or water from below by placing the seed tray in a shallow tray filled with water. Avoid overwatering, as excessive moisture can lead to fungal diseases.

Step 3: Patience is Key

Peony seeds can take anywhere from a few weeks to several months to germinate. Be patient and maintain consistent moisture levels until you see signs of seedlings emerging from the soil.

Step 4: Transplanting Seedlings

Once the seedlings have developed a few sets of true leaves, they can be transplanted into individual pots or a well-prepared garden bed. Make sure to provide them with adequate sunlight and continue to water them regularly.

Conclusion

Growing peonies from seeds can be a rewarding and fulfilling experience for gardeners. By following the steps outlined in this guide, you can successfully store, sow, and germinate peony plant seeds. Remember to be patient, as peony seeds can take time to germinate, but the beautiful and fragrant blooms that await will be well worth the effort. Happy gardening!