Onion Growing 2024

Discussion in 'Edible Gardening' started by burnie, Dec 6, 2023.

  1. JWK

    JWK Gardener Staff Member

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    I've found sets to be easy but you need to plant them around March and harvest in September at the latest. They need to be dried by pulling up and laying in the sun for a couple of weeks before storing in a well ventilated shed or garage. Some varieties store better than others, keep checking them over winter and discard any that show signs of disease as it will spread to others. I've got about half of mine in the shed left, eat a few every week but find the odd bad one.
     
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    • Adam I

      Adam I Gardener

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      We put them in about May but they got a foot tall then never increased in size :( Do slugs go after them? There are millions here though they seem to leave our beets, cucumbers and tomatoes alone. Too poisonous perhaps
       
    • JWK

      JWK Gardener Staff Member

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      Sounds as though something stopped them growing, difficult to say now but they dislike being overwatered for example.
       
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      • JWK

        JWK Gardener Staff Member

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        Slugs are not usually a big onion pest and would have been causing obvious signs of physical damage, nibbling the leaves.
         
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        • Adam I

          Adam I Gardener

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          Perhaps they were too soggy. Thanks for the help.
           
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          • pete

            pete Growing a bit of this and a bit of that....

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            Maybe a picture would help.
            Plants saved from last year will just run to seed this year so are not really worth keeping over winter unless growing them specifically for seed
             
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            • infradig

              infradig Gardener

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              Do any of you know the process of onion set production. I presume they are grown from seed in the year prior to sale but when sown, when dried off and which 'dark arts' are used to inhibit (if they do) flowering in the following season ?
               
            • infradig

              infradig Gardener

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              There is alllium leaf miner in your area (How do I know??) but not experienced hollowing from it.
               
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              • JWK

                JWK Gardener Staff Member

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                I don't know, would assume the same as you. I have bought 'heat treated' sets in the past as they are touted as less likely to bolt but it didn't make any noticeable difference, i.e. I still had a few bolt.

                Heat Treated Onions
                 
              • infradig

                infradig Gardener

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                One finds articles and utubes from across the Atlantic where onions are grown from 'starts'.
                Is this an adaption to reflect more southerly climate/daylengths or simply a different onion type?
                Do these exist in other continents and why not here?
                Learning and Resources
                 
              • pete

                pete Growing a bit of this and a bit of that....

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                Strangely enough I've not had much trouble with sets bolting in the last 3 or 4 years, they were at one time always bolting so I went over to seed growing for a good few years before that.
                I just wonder if they grow them from seed in mid summer and stop the growth at exactly the right time with them not being big enough to bolt the following year.
                I wonder if day length has any bearing and if the seed is sown after the longest day, so the days are getting shorter, that that allows the small bulbs to be lifted and dried off over winter and replanted the next year to carry on growing without the majority running to seed.:dunno:
                There must be an optimum size that the bulbs need to be.

                On a similar lines to Japanese over wintering onions but lifted instead of left in the ground.

                Those onion "starts" almost sound like pre started sets.:scratch:
                 
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                • JWK

                  JWK Gardener Staff Member

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                  Pricked out yesterday, Magnate (Red Onion), Armstrong (traditional Brown Onion) and Banana Shallots all sown on 4th January
                  20240217_102139.jpg
                   
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                  • JWK

                    JWK Gardener Staff Member

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                    Kelsae (Giant Onions) under grow lamps about 12" high, sown early December

                    20240217_103300.jpg
                     
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                    • burnie

                      burnie Total Gardener

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                      Just potted on my Onions from cells into old yoghurt pots, from there they will go to the garden in a month or so depending on the weather.
                       
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                      • Adam I

                        Adam I Gardener

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                        I found those lil critters on some beet seedlings that were stunted yesterday. From this they were onion maggots, perhaps the ones on the beets are a relative or similar maggot. Organic Control of Onion Maggots
                        Not sure what to do about them, they were in soil id never grown onions in before. It says I can put out yellow sticky traps but that will kill beneficials too :/
                         
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