Vine Weevil

Discussion in 'Pests, Diseases and Cures' started by Freddy, May 6, 2013.

  1. Freddy

    Freddy Miserable git, well known for it

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    Hello Chums.

    Although I've not actually seen them, I'm pretty sure my Rhododendrons are being attacked. Notched leaves and looking undernourished. I'm thinking of trying Nematodes. Anyone ever tried them?

    Cheers...Freddy
     
  2. Loofah

    Loofah Admin Staff Member

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    I've always used provado vine weevil killer but have heard good things of the nematodes if you want to be chemical free.

    Sounds as though it could do with a seaweed feed too
     
  3. WobblyGoblin

    WobblyGoblin Apprentice Gardener

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    Used nematodes 2 years ago and they worked a treat. I have a small garden though so was a very concentrated dose.

    Was weevil free last year but just spotted one today so it may be worth doing the spring/autumn course that they recommend.
     
  4. Spruce

    Spruce Glad to be back .....

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    I will be out with the torch tonight , freak the neighbours out :hate-shocked:.
     
  5. Freddy

    Freddy Miserable git, well known for it

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    Hi there.

    I decided to go down the Nematode route after reading some reviews. Ordered them yesterday and they turned up today! So, I'll be treating them tomorrow:blue thumb:
     
  6. Madahhlia

    Madahhlia Total Gardener

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    How effective is setting traps and killing any adults seen? Do i really have to crawl around with a torch?
     
  7. Spruce

    Spruce Glad to be back .....

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    1 adult female can lay up to a thousand eggs , if grown in pots you can use a barrier glue but I find that just too time consuming and messy.

    My baskets that I grew last year "crackling fire" begonias I left in the basket growing on in the greenhouse just to see if I could get the tubers up to a decent size to (after taking them down) keep but when it came to empty them out they where both full with the larvae so they must of crawled up the house wall to get at them.

    I have in the past grown begonias in pots (using as bait pots) and would leave these in various parts of the garden and in the Autumn most had vine weevil in and the robin had a good feed.

    I always thought nematodes ideal time to be used in the Autumn as the soil would be up to temperature , and I think this would be a set back if using now as I doubt the soil temperature would be correct for the nematodes to survive and damp enough.

    I know you can use Provado as a soil drench ok in pots ? but I woudnt want to drench any of my border soil with it and probably kill everything living in the soil in the process.

    Spruce
     
  8. Loofah

    Loofah Admin Staff Member

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    Think it's specific to vine weevil Spruce and is designed for a drench and best effects are seen in pots so all fine to use.
     
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    • sumbody

      sumbody Gardener

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      I get loads of these every year - tried the nematodes which worked - but a bit expensive for my larger garden - also use the provado (on non-edibles) - not as successful - this year one of my strawberries pots was full of them. I always assumed they go for potted plants but last year I dug up a hardy geranium to split and it was full of them. Birds love them though :)

      Fuchsias, Pelargoniums, Flowering Cherry, Busy Lizzie, Strawberries, Mint, Rhodies, Azaelia, Hydrangeas, (all in pots) are those that I have had most probs with.

      S
       
    • Madahhlia

      Madahhlia Total Gardener

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      I thought pots were particularly vulnerable due to the lovely soft soil we've paid a fortune for in the garden centre and the absence of predators that would be more prevalent in soil.

      Still worrying to hear reports of soil infestations, though.

      Wonder if I can booby-trap the greenhouse with double sided selotape?
       
    • Loofah

      Loofah Admin Staff Member

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      It's an ongoing battle! Year one gets a lot but you'll never eradicate them all. Just keep on top of the worst of it through regular checking
       
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