3
votes
3answers
1k views

Is it possible to grow bulb onions in a container garden?

I have a rather large balcony and love onions. Is it possible to grow bulb onions in a container? What would the minimum dimensions of a container have to be to grow them? Could they be co-planted ...
4
votes
1answer
1k views

What is the ideal onion spacing/layout?

I purchased some onions to plant in a small planter on my apartment balcony. The planter also contains some lettuces/greens, parsley, basil, and sage. The onions came in a little box as nursery plants ...
9
votes
1answer
385 views

Should I lift my onion crop?

Looks like my onion crop is done (end of August). The green part has died right back and I've got just the bulb sat a little way into the soil. I don't have a good rodent-proof cool dry dark outdoor ...
9
votes
1answer
1k views

How and for how long can home-grown onions be stored?

How should I prepare home-grown white or yellow onions for long-term storage? This answer says the ideal conditions for storing onion sets for re-planting and storing mature onions is the same, but ...
14
votes
1answer
341 views

Should I knock over the tops of onions when they get to a certain height?

I was told two years ago that it is a good idea to knock over the top of an onion plant to encourage it to grow bigger in the middle. That worked good two years ago, but it didn't work at all last ...
11
votes
1answer
351 views

Why does one of my onion varieties (Red Baron) invariably bolt?

I plant onion sets every spring and, with the exception of Red Baron, they all flourish. The Red Baron variety invariably bolt in early summer, although they are planted and fed in exactly the same ...