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Starting scallions indoors from seed trays is an easy and rewarding gardening project. It allows you to enjoy fresh scallions earlier in the season and ensures healthy, strong plants for transplanting outdoors. Follow these simple steps to get started.
Choosing the Right Seeds and Supplies
- High-quality scallion seeds
- Seed trays with drainage holes
- Seed-starting soil mix
- Watering can or spray bottle
- Grow lights or a sunny windowsill
Preparing the Seed Trays
Fill your seed trays with a moist seed-starting soil mix. Leave about 1/4 inch of space at the top to prevent soil from spilling when watering. Ensure the trays have drainage to prevent waterlogging.
Sowing the Seeds
Sprinkle scallion seeds evenly over the surface of the soil. Lightly press them into the soil with your fingers or a tool. Cover the seeds with a thin layer of soil, about 1/8 inch deep. Gently water to moisten the soil without washing away the seeds.
Providing Light and Warmth
Place the seed trays in a warm location with plenty of light. If natural sunlight is limited, use grow lights to provide 12-16 hours of light daily. Maintain a temperature of around 65-75°F (18-24°C) for optimal germination.
Watering and Care
Keep the soil consistently moist but not waterlogged. Use a spray bottle or gentle watering can to avoid disturbing the seeds. Remove any weeds or pests that may appear and ensure good air circulation around the trays.
Transplanting Seedlings Outdoors
Once the seedlings have developed at least two sets of true leaves and the weather is suitable, gradually harden them off by exposing them to outdoor conditions for a few hours daily. Transplant them into your garden, spacing them about 1-2 inches apart.
Tips for Success
- Start seeds early indoors to extend your growing season.
- Use a gentle touch when watering to avoid displacing seeds.
- Keep the soil moist and maintain consistent temperature and light conditions.
- Harden off seedlings gradually to prevent transplant shock.
With patience and care, you’ll enjoy fresh, home-grown scallions straight from your indoor seed trays. Happy gardening!