Thompson & Morgan Calceolaria Sunset Mixed - 1 Seed Packet (35 Seeds)

Add vibrant colour to your garden space with these easy-to-grow, half-hardy perennial plants. Idea...

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This guide is for gardeners seeking to add vibrant color to their borders and containers using Thompson & Morgan Calceolaria Sunset Mixed seeds. The key benefit is the easy-to-grow nature of these plants, which produce abundant, striking flowers. Keep in mind that results may vary based on growing conditions.

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Model Part Number25537
BrandThompson & Morgan

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FAQs

When is the best time to sow the seeds?

Sow the seeds in spring to late summer.

How long does it take for the seeds to germinate?

Germination usually takes 14-21 days.

What kind of light exposure do these plants need?

They prefer sun or semi-shade.

How tall do these plants grow?

Up to 20cm (7.9in) when fully established.

What is the spread of these plants?

Up to 25cm (9.8in) when fully established.

Are these plants frost hardy?

Yes, they are frost hardy.

What type of soil is best for these plants?

Use good seed compost for sowing.

Troubleshooting

Seeds not germinating

Ensure the correct temperature (25°C / 75F) and adequate moisture. Make sure the seeds are not buried too deep.

Seedlings are leggy

Ensure they receive adequate light. Move the seedlings to a location with better light exposure.

Plants are not flowering

Ensure plants are getting enough sunlight. Check for any pest infestations or diseases. Make sure they are not overcrowded.

Pros and Cons

Pros

  • Easy to grow from seed.
  • Produces vibrant and eye-catching flowers.
  • Suitable for various garden settings (borders, containers).
  • Low maintenance requirements.
  • Frost hardy, extending the growing season.
  • Early flowering.

Cons

  • Results can vary depending on growing conditions.
  • Requires patience during the germination phase (14-21 days).
  • Seedlings need to be transplanted multiple times before final planting.
  • Requires specific temperature for germination (25°C / 75F).
  • May require some initial care to establish.

Setup, Compatibility & Care

  1. Sowing: Sow seeds on the surface of good seed compost, and cover with a polythene bag or glass until germination.
  2. Germination: Maintain a temperature of 25°C (75F) and do not exclude light.
  3. Transplanting: Transplant seedlings into 7.5cm (3in) pots when large enough to handle.
  4. Final Planting: Transplant into 10-12cm (4-5in) pots before the final location.
  5. Position: Plant in a location with sun or semi-shade exposure.
  6. Watering: Keep the soil consistently moist, especially during dry periods.
  7. Deadheading: Regularly remove faded flowers to encourage new blooms.