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Essex, England

I found a couple of vine weevils last night munching on my Euonymus (not in a pot), which OH kindly got rid of for me, I used Provado today on the soil. I've just gone out with a torch and caught a couple more (now in an ice cream tub 'tll OH comes home lol). Is there anything I can spray on the foliage to stop them eating my plants or am I destined for some late nights with a torch and an ice cream tub?




Answers

bjs
Bjs
 

If you can catch them as beetles feeding all well and good they probably have not yet laid there eggs, its eggs when they hatch into grubs in the soil that does the real damage devouring the roots.I don't think they recommend provado on the foliage but check the box ,my thought is if this is an isolated out break if you spray the leaves you may well send them farther a field. If they are new in your garden think what you have bought in recently Primulas , Fuchsias, Begonias even ferns can harbour them .Years back I bought a pot of Primula Rosea with over 100 grubs in thats a lot of beetles!
Brian

25 Jul, 2010

 

Hi Daisylou....They like to leave their horrible white maggots in pots on the patio. they eat away at the tender white roots of plants and they start to fail. A Provado drench made to stated measure at stated intervals is a great help to pot plants. You can do a hand search in spring, in smaller pots, when repotting or sprucing up, and feed the maggots to the birds......robins love them....best place for them in a robins tummy!

25 Jul, 2010

 

Thank you Bjs and Dorjac, yes I think your right I've seen no other damage around the garden so this must be isolated. Although I've bought tons of plants this year - none of the above, however I will go and do my pots - luckily I don't have many. I was still popping out at 2.30 (last night/this morning?) and got twelve altogether - neighbours must think I'm mad, torch in one hand - ice cream tub in the other, swearing at plants and then shouting gotcha!!

25 Jul, 2010

 

Can I suggest that, instead of poisoning the environment with the chemical solution, you buy yourself some Nemesys vine weevil killer over the internet? These are nematodes which you mix with water and water on the compost of your pots, best done September. The nematodes feed on the larvae - if there's none present, they just die off. I'm in favour of chemical solutions a lot of the time, but some of the contents in certain Provado treatments are particularly bad for humans as well as everything else.

25 Jul, 2010

 

Found some at Unwins, so I'll get that ordered! I thought it was the leaf cutter bee as I've had loads of bees this year and also some miner bees using my strawberry pots, so I wasn't too bothered at the damage at first. Then I found a couple of vine weevils, looked them up and panicked. Should of asked on here first :o. Thanks for advice Bamboo, but as i've already used the solution wiil it be all right to use the nematodes too?

25 Jul, 2010

 

Yes - best time to use the nematodes is September anyway, and by then, the provado will have had time to clear. Life cycle of vine weevils is to lay their eggs and the larvae hatch out late summer early autumn, and that's the time to treat for them. The adults just do a bit of munching of leaves, really. Polish off the larvae, no adult vine weevils...

25 Jul, 2010

 

Thanks Bamboo, I have just been able to answer a question - now I know the answer lol!! Nice to have some knowledge to pass on :))

25 Jul, 2010

 

I forgot to say that the soil should still be warm, so treating later than September is a bit pointless with nematodes - they die if the soil is cold.

25 Jul, 2010

 

Yes I read that, Unwins had a really helpful factsheet that comes up when you look at the product. If only I'd read it Friday instead of rushing out and buying Provado....

25 Jul, 2010

bjs
Bjs
 

I agree with bamboo about not poisoning the the soil and the other creatures that live there ,but have found the nematodes very little use in the open garden,I started using them on an extensive collection of primulas when they were first developed must be 20 years ago and while they seemed to work for a while in the alpine houses proved very little help outside..
Regarding the life cycle of vine weevil in the south and west of England they will emerge and lay eggs any time from April to September,If they are able to feed on ( for example busy lizzies)the whole cycle is less than 3 months the peat compost and succulent roots speeds the whole process up.

26 Jul, 2010

 

I agree not much use in the open garden - I was only suggesting it to Dorjac, really, for the pots.

26 Jul, 2010

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