Here’s an update on the journey of Onion Seeds, germination and seedling growth from Week 1 to 6.
There’s still time to sow Onion Seeds!
Where to Start:
- Sow Seeds: January to February.
- Where: Indoors on a sunny light windowsill.
- Pot On: After 6 weeks, pot on to a larger cell tray.
- Where: Put in a mini greenhouse or un-heated greenhouse. Protect from frost as they are young seedlings.
Free Resources
Onion Seed Sow Along Video & Early Onion Varieties
FREE Onion Sow to Harvest Checklist in my Facebook Group – Join Here.
Onion Seedlings have germinated – 5-12 days from Sowing
The Onion from Seed – Gallery
What is Next?
6 Weeks – Potting On Onion Seedlings.
At 6 weeks, they will have used up all the nutrients in the compost, so it’s time to pot them on, into larger cell trays and fresh compost.
Onions from Sets
If you are not sure where to start Growing Onions, my Free Ebook Guide to Growing Onions from Sets is a good place to start.
- Buy sets (small bulbs): February to March,
- From: Garden centres & online seed suppliers.
- Plant Sets: March to April if not too wet otherwise start in cell trays like I did last year.
- Plant in Cell Trays: Video and step by step instructions.
- Plant Onions Outdoors in the ground: Video and step by step instructions.
- Harvest Onions: How to Tell when your Onions are Ready for Harvest
- Drying & Storing Onions: How to make your own Onion Drying Rack
Seed Sowing for the first time this year?
Not Grown Onions before?
Sow Grow Harvest is here to help you every step of the way.
See our Beginners Hub for all the information in one place.
sowgrowharvest.co.uk 
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