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alpine currant #872523

Asked June 10, 2024, 9:35 PM EDT

I have 2 alpine currant bushes. Both have leaves that have been decimated. What type of bug could this be? I also have small petunias (about 3") that have leaves that have been chewed. Same type of bug or different?

Moody County South Dakota

Expert Response

Photos of the damage would be very helpful. You may also want to scout the plants at night (with a flashlight) and during the day, to see if you can spot any insects that are directly feeding on the leaves.

Grasshoppers are starting to be active and larger, and they are pretty generalist so could be munching on the petunias, but it's really hard to say without seeing a picture of the damage.

Not the greatest at this techy stuff!!  This is the alpine currant.  I have not seen any bugs or aphids on the leaves in the daytime.  Have not checked at night yet.

 

Thanks!

Connie

 

From: ask=<personal data hidden> <ask=<personal data hidden>> On Behalf Of Ask Extension
Sent: Tuesday, June 11, 2024 1:51 PM
To: beylal <<personal data hidden>>
Subject: Re: alpine currant (#0142441)

 

The Question Asker Replied June 11, 2024, 3:51 PM EDT

This is the petunia.  Very small, just coming up.  They come up as volunteers every year.  I have not seen any grasshoppers yet – maybe too small for me to notice them??

 

Thanks!

Connie

 

From: ask=<personal data hidden> <ask=<personal data hidden>> On Behalf Of Ask Extension
Sent: Tuesday, June 11, 2024 1:51 PM
To: beylal <<personal data hidden>>
Subject: Re: alpine currant (#0142441)

 

The Question Asker Replied June 11, 2024, 3:51 PM EDT

For the currant, it kind of looks like sawfly damage. There is a currant sawfly - https://ag.umass.edu/greenhouse-floriculture/photos/currant-sawfly-or-imported-currantworm

For the petunias, almost any generalist herbivore (4 legs or 6 legs) could be nibbling on those. Are you planning on trying to manage them at all?

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