Follow me to learn gardening tips❤️ . Long-day onions need 14-16 hours of daylight to form bulbs and are ideal for northern regions with long summer days. 1. Choose the right variety Select varieties like Blush or Walla Walla, which thrive in northern climates. Growing onions from seeds forms larger onions, though it requires more time. 2. Seed starting steps Timing: Start seeds indoors 8-10 weeks before the last frost (e.g., around February in zone 5b). Seed mix: Use a high-quality…