Thompson & Morgan Coleus T&M Prize Strain Improved - 1 Seed Packet
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This guide is for anyone looking to cultivate vibrant Coleus plants, whether indoors or in a garden. The key benefit is the ease of growing a diverse range of colorful foliage from a single seed packet. Note that while Coleus thrives in various conditions, it prefers warm, shady areas.
All features
| Model Part Number | T&M Prize Strain Improved |
|---|---|
| Brand | Thompson & Morgan |
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FAQs
How long does it take for Coleus seeds to germinate?
Germination usually takes 10-20 days.
What kind of light do Coleus plants need?
Coleus plants prefer sun or semi-shade. Indoors, they thrive in bright, indirect light.
What is the ideal temperature for growing Coleus?
The ideal temperature for sowing seeds is 21-24°C (70-75°F).
How often should I water my Coleus plants?
Water regularly, keeping the soil damp but not waterlogged. Allow the top of the soil to dry out slightly between waterings.
Can I grow Coleus outdoors?
Yes, Coleus can be grown outdoors as annual bedding plants, especially in warm climates and shady areas.
What is the expected height and spread of the Coleus plants?
The plants can reach up to 45cm in height and spread when fully established.
Do I need to fertilize my Coleus?
Yes, fertilize your Coleus plants regularly with a balanced liquid fertilizer during the growing season to promote healthy growth and vibrant colors.
Troubleshooting
Seeds not germinating.
Ensure the soil is kept consistently damp, not wet, and that the temperature is within the recommended range (21-24°C or 70-75°F). Consider using a propagator to maintain humidity.
Leaf scorch or discoloration.
Move the plant to a location with less direct sunlight or provide shade during the hottest part of the day.
Leggy growth.
Ensure the plant is receiving enough light. Pinching back the stems can also encourage bushier growth.
Pests or diseases.
Inspect plants regularly for pests and diseases. Treat any infestations promptly with appropriate insecticides or fungicides.
Pros and Cons
Pros
- Easy to grow from seed, suitable for all skill levels.
- Offers a wide variety of colors from a single seed packet.
- Versatile, can be grown indoors or outdoors.
- Provides an exotic and colorful aesthetic.
- Includes clear and helpful growing instructions.
- Can be used as annual bedding plants in shady areas.
Cons
- Requires warm conditions, limiting outdoor use in cooler climates.
- Results may vary based on growing conditions.
- Requires a shady or semi-shady position for optimal growth.
- Seeds need to be started indoors or in a greenhouse in cooler climates.
- May require regular watering and maintenance.
Setup, Compatibility & Care
- Sowing: Sow seeds at any time of the year in a good seed compost at 21-24°C (70-75°F). Sow on the surface of the compost and gently firm down. Keep the soil damp but not wet. Do not exclude light. Sealing in a polythene bag after sowing is beneficial.
- Germination: Germination typically takes 10-20 days.
- Transplanting: When seedlings are large enough to handle, transplant into 8cm (3in) pots and finally into 15cm (6in) pots.
- Position: Choose a position in sun or semi-shade.
- Watering: Water regularly, but avoid overwatering, as this can lead to root rot.
- Light: Ensure the plants receive bright, indirect light when grown indoors or partial shade outdoors.