Thompson & Morgan Dahlia Pompone Mixed 1 Seed Packet (50 Seeds) - MPN: 25371

Wonderfully formed flower heads on tall stems will create a fantastic display at the back of a bor...

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This guide is for gardeners looking to add vibrant, late-summer color to their borders or create stunning bouquets. The Thompson & Morgan Dahlia Pompone Mixed seed packet offers a mix of colorful blooms and adds height and structure to your garden. Keep in mind that results may vary depending on growing conditions and the time of year.

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Model Part Number25371
BrandThompson & Morgan

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FAQs

When should I sow the seeds?

Sow seeds indoors in February-March.

How deep should I sow the seeds?

Sow seeds at a depth of 1/16in (1.5mm).

How long does it take for the seeds to germinate?

Germination usually takes 7-21 days.

When can I transplant the seedlings?

Transplant seedlings into 7.5cm (3in) pots when large enough to handle.

When should I plant the dahlias outside?

Plant out when all risk of frost has passed.

What kind of soil do dahlias prefer?

They prefer moist, well-drained soil.

How much space should I leave between plants?

Space plants 30cm (12in) apart.

Troubleshooting

Poor germination.

Ensure the soil is at the correct temperature (65-70F / 18-20C) and that the seeds are not sown too deep.

Seedlings are leggy.

Provide more light, either by moving them to a sunnier location or using grow lights.

Pros and Cons

Pros

  • Adds vibrant color to late-summer gardens.
  • Provides height and structure with tall stems.
  • Suitable for use as cut flowers.
  • Easy to grow with provided instructions.

Cons

  • Results may vary depending on growing conditions.
  • Requires full sun exposure.

Setup, Compatibility & Care

  1. Sowing: Sow seeds in trays, pots, or a propagator using good seed compost. Maintain an optimum temperature of 65-70F (18-20C).
  2. Sowing Depth: Sow seeds at a depth of 1/16in (1.5mm).
  3. Germination: Expect germination in 7-21 days.
  4. Transplanting: Transplant seedlings into 7.5cm (3in) pots when large enough to handle, being careful not to damage the roots.
  5. Hardening Off: Harden off the seedlings before planting them outdoors.
  6. Planting Out: Plant out when all risk of frost has passed, spacing plants 30cm (12in) apart.
  7. Location: Ensure plants are in full sun and in moist, well-drained soil.
  8. Watering: Water regularly, especially during dry periods, to maintain soil moisture.
  9. Deadheading: Remove faded flowers to encourage continued blooming.