Thompson & Morgan Zinnia Dahlia Flowered Mixed 1 Seed Packet - Mixed
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This guide is for gardeners of all levels who want to add vibrant, long-lasting color to their gardens with ease. The Thompson & Morgan Zinnia Dahlia Flowered Mixed offers a stunning display of double blooms perfect for both garden borders and bouquets. A key benefit is the continuous burst of blooms throughout the season, but be aware that they need regular harvesting to encourage this. This guide provides essential information to help you successfully grow and enjoy these beautiful zinnias.
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| Model Part Number | KF2493 |
|---|---|
| Brand | Thompson & Morgan |
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FAQs
When should I plant the Zinnia seeds?
You can sow seeds outdoors in April/May after the last frost, or start them indoors 6-8 weeks earlier.
How much sunlight do zinnias need?
Zinnias need at least 6 hours of direct sunlight per day.
How often should I water the zinnias?
Water well while the plants are establishing. Avoid getting water on the leaves and stems. Water when the top inch of soil feels dry.
How can I encourage more blooms?
Regularly harvest the blooms and deadhead spent flowers to encourage new growth.
Do I need to feed the zinnias?
Yes, provide regular feeding with a balanced fertilizer to support healthy growth.
What should I do if my zinnias get powdery mildew?
Improve air circulation, avoid overhead watering, and treat with a fungicide if necessary.
How tall do these zinnias grow?
These zinnias grow up to 90cm (36in) tall.
Are these zinnias suitable for beginners?
Yes, their simple care requirements make them easy to grow for both beginners and experienced gardeners.
Troubleshooting
Failure to germinate.
Ensure the soil is warm enough (at least 15°C/60°F). Keep the soil consistently moist but not waterlogged. Consider starting seeds indoors for better control of conditions.
Poor flowering.
Make sure the zinnias are getting enough sunlight. Fertilize regularly with a balanced fertilizer. Deadhead spent blooms to encourage new growth.
Plants are tall and leggy.
Ensure the plants have enough light. Pinching the growing tips when young will encourage bushier growth.
Leaves have powdery mildew.
Improve air circulation around the plants. Avoid overhead watering. Treat with a fungicide if necessary.
Flowers are small or misshapen.
Ensure the plants are receiving adequate nutrients. Check for pests. Water the plants regularly and deeply.
Pros and Cons
Pros
- Vibrant and diverse color palette.
- Excellent for cutting and creating bouquets.
- Long blooming season with regular harvesting.
- Easy to grow and maintain.
- Adds height and visual interest to garden borders.
- Attracts pollinators to your garden.
Cons
- Requires regular harvesting to encourage continuous blooming.
- Susceptible to botrytis if overwatered on leaves and stems.
- Needs a sunny position for optimal growth.
- May require staking in windy conditions due to height.
- Germination can be affected by temperature fluctuations.
Setup, Compatibility & Care
- Sowing:
- Outdoors: Sow seeds directly outdoors in April/May after the last frost.
- Indoors: Start seeds indoors in a windowsill propagator at 15-20°C (60-68°F) about 6-8 weeks before the last expected frost.
- Location: Plant in a sunny position, as zinnias need full sun (at least 6 hours of direct sunlight per day) for optimal growth.
- Watering: Water well while establishing, avoiding getting water on the leaves and stems. This helps prevent botrytis.
- Feeding: Provide regular feeding to support healthy growth. Use a balanced fertilizer every 2-3 weeks.
- Humidity: Maintain moderate humidity levels around the plants.
- Pinching: Pinch out the growing tip when young to encourage bushier growth and more blooms.
- Deadheading: Regularly remove faded flowers to encourage more blooms.