Caterpillars killed my bush. What now?

Caterpillars killed my bush. What now?

Author
Discussion

TimmyMallett

2,846 posts

112 months

Thursday 8th June 2023
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I used Bug Clear Ultra 2 this year and it definitely works. I don't like using any pesticide but after last year they mullered about a metre of brand new bare root and I'm not letting that happen again. You do have to be very thorough, and I only use it on affected sections where you can see them, but you have to inspect them one by one this way.

sleepezy

1,802 posts

234 months

Sunday 14th April
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Our little friends are back, first spotted this weekend so gave them a blast. (South Cambs)

Dr Mike Oxgreen

4,126 posts

165 months

Sunday 14th April
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Yep, it’s definitely time I sprayed mine with XenTari as a preventative.

In the last couple of years I’ve noticed that the sparrows have acquired a taste for the caterpillars, and when there’s the start of an infestation they’ll constantly fly down to the box, hop into the branches and emerge with something green and wriggly in their beaks. It’s a useful early warning!

yellowjack

17,078 posts

166 months

Sunday 14th April
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I've sprayed Xentari for the first time this year too. Mostly in response to seeing a neighbour's hedge opposite. His next door neighbour was spraying his hedge. Mad, as she doesn't have any Box plants in her garden, but he has given up on his hedges. The caterpillars have pretty much destroyed his hedges to the point where they are out of food, so they are on the march, literally, across her front garden, wall, front door, etc. When she found the wriggling green b'stards abseiling from her porch it was the last straw, so she ordered her own supply of Xentari and declared war on them.

Happy to report that my hedge is showing minimal signs of damage, and oodles of fresh growth, with only a handful of caterpillars, and tiny ones at that. Hopefully I've nipped the problem in the bud this year. Just gotta keep on top of it now, and spray again at the first signs of leaf damage.

MDifficult

Original Poster:

2,050 posts

185 months

Monday 15th April
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As OP, time for another update... despite spraying, the second box bush started ailing badly (I guess I wasn't doing it either early enough, or often enough, or long enough) so I threw in the towel on that one too.. pulled it out and burned it. LIfe's too short to be spraying bushes.

Everything replaced with stuff that caterpillars don't like and life has returned to normal.

The very first reply in this thread was likely the right one for anyone who's not a super-keen gardener - just get rid.