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Swedish Ivy Plant Seeds:
Guide to Storing, Sowing and Germination

Updated: July 4, 2023

Swedish Ivy (Plectranthus verticillatus) is a popular houseplant known for its trailing vines and attractive foliage. It is easy to grow from seeds, making it a great option for both experienced gardeners and beginners. In this guide, we will walk you through the process of storing, sowing, and germinating Swedish Ivy plant seeds.

Storing Swedish Ivy Plant Seeds

If you have a mature Swedish Ivy plant that produces seeds, you can collect them for future propagation. Here are the steps to store Swedish Ivy plant seeds properly:

  1. Harvesting Seeds: Swedish Ivy plants produce small, round, and brown seeds in clusters. Wait until the seed pods turn brown and dry out before harvesting the seeds. Gently remove the seed pods from the plant by hand or with a pair of scissors.

  2. Drying Seeds: Once you have harvested the seed pods, place them in a paper bag or a dry container. Allow the seeds to air dry for a few days until they are completely dry. It is essential to ensure that the seeds are thoroughly dry to prevent mold or rot during storage.

  3. Storage Containers: After drying, transfer the seeds to an airtight container such as a glass jar or a plastic bag. Make sure the container is clean and dry before storing the seeds. Label the container with the date of collection and the plant variety.

  4. Storage Conditions: Store the Swedish Ivy plant seeds in a cool and dark place with low humidity. A temperature of around 40°F to 50°F (4°C to 10°C) is ideal for seed storage. Avoid exposing the seeds to direct sunlight or extreme temperature fluctuations.

By following these steps, you can store Swedish Ivy plant seeds for up to three years while maintaining their viability.

Sowing Swedish Ivy Plant Seeds

Sowing Swedish Ivy plant seeds is a straightforward process that can be done indoors year-round. Here’s how you can sow the seeds:

  1. Seed Starting Mix: Fill a seed tray or small pots with a well-draining seed starting mix. The mix should be light, airy, and moist but not waterlogged. Avoid using regular garden soil, as it may contain pathogens that could harm the seeds.

  2. Moistening the Mix: Moisten the seed starting mix by adding water until it is evenly damp. Ensure that excess water drains out of the container. The moisture level should be similar to a wrung-out sponge.

  3. Sowing Seeds: Scatter the Swedish Ivy plant seeds evenly over the surface of the seed starting mix. Lightly press them into the soil to ensure good contact.

  4. Covering Seeds: Sprinkle a thin layer of seed starting mix or vermiculite over the seeds to cover them lightly. This will help retain moisture and protect the seeds from drying out.

  5. Misting or Watering: Gently mist the seeded tray or pots using a spray bottle or water them from the bottom by placing them in a tray filled with water. Avoid saturating the soil, as excessive moisture can lead to fungal diseases.

  6. Providing Warmth and Moisture: Place the seeded container in a warm location with temperatures around 70°F to 75°F (21°C to 24°C). Covering the container with a plastic bag or using a propagation dome can help maintain humidity levels.

  7. Germination Time: Swedish Ivy plant seeds usually germinate within 7 to 14 days. Keep an eye on the container and remove the covering once you see seedlings emerging.

Germinating Swedish Ivy Plant Seeds

Once your Swedish Ivy plant seeds have germinated, it’s time to provide them with optimal growing conditions. Here are some tips for successful germination:

  1. Light and Temperature: After germination, move the seedlings to a bright location where they can receive indirect sunlight. Maintain a temperature of around 60°F to 70°F (15°C to 21°C) during the day and slightly cooler temperatures at night.

  2. Watering: Water the seedlings regularly, keeping the soil moist but not waterlogged. Allow the top inch of soil to dry out slightly between waterings to prevent root rot.

  3. Transplanting: Once the seedlings have developed a few sets of true leaves, they can be transplanted into individual pots. Use a well-draining potting mix and provide enough space for the roots to grow.

  4. Fertilizing: Begin fertilizing the seedlings with a balanced houseplant fertilizer diluted to half strength once a month during the growing season. Follow the manufacturer’s instructions for proper dosage.

By following these guidelines, you can successfully grow Swedish Ivy plants from seeds and enjoy their lush foliage and trailing vines in your home or garden.

In conclusion, Swedish Ivy plant seeds are easy to store, sow, and germinate. With proper care and attention, you can propagate this beautiful houseplant from seeds and add a touch of greenery to your living space.