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mealy bugs

I have a large double glazed conservatory with doors open continually for dogs, If my research is correct the small sticky white cotton wool looking lumps in the leafs axials of many plants . plumbago, vines, and assorted pot plants are mealy bugs?.  I have read that biological deterrents that prey on these are ineffective unless a closed environment , as they fly away, Much as i would like to be 'green', is there a foolproof spray I could use to eradicate this ,

Posts

  • LynLyn Posts: 23,190

    I seem to remember my old dad saying to dab them with a paintbrush d

    ipped in methylated spirits  Tedious job but works. Perhaps someone else will confirm this?.

    Gardening on the wild, windy west side of Dartmoor. 

  • fidgetbonesfidgetbones Posts: 17,614

    I use a tissue soaked in meths,but a brush or cotton bud will do as well.

  • I remember that being recommended by someone a while back - I've never done it.  

    The RHS recommend some organic treatments based on fatty acids that will deal with mealy bugs here http://www.rhs.org.uk/media/pdfs/advice/pesticides - scroll down and you'll find it.

    I've read that the usual cause of infestation is on a brought in plant, so once you've got rid of the bugs, it's recommended to quarantine new plants in another part of the house for a while before bringing them into the conservatory.

    Good luck image


    Gardening in Central Norfolk on improved gritty moraine over chalk ... free-draining.





  •  thsnkd dovefrom above.  list of suitable sprays noted, will also try meths on cotton bud for any reoccurance, have removed all I can find so far

  • Hostafan1Hostafan1 Posts: 34,887

    I too have used the meths on cotton bud technique and it is indeed tedious, but worthwhile. I used to dab them and roll the cotton bud which seemed to help pull them off.

    Devon.
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