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White substance on conifer trees in my yard #757337

Asked June 20, 2021, 6:59 PM EDT

Hello, We have white substance on our conifers in my yard in Castle Rock. I have attached photos.

Douglas County Colorado

Expert Response

Hi Anthony, thanks for sending the photos.  That was very helpful.  Below is some info that should help you with this:
https://extension.colostate.edu/topic-areas/insects/scale-insects-affecting-conifers-5-514/

Thanks for contacting us and let us know if we can be of further help.
Colorado Master Gardeners of Douglas County

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On Mon, Jun 21, 2021 at 9:13 AM Ask Extension <<personal data hidden>> wrote:

Hi Douglas County Master Gardeners,

Question #0027268 has been assigned to you by CSU E.

White substance on conifer trees in my yard

Hello, We have white substance on our conifers in my yard in Castle Rock. I have attached photos.

From: Anthony Krenz
Submitted: 06/20/2021 6:59 PM


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Kind Regards, Replied June 21, 2021, 12:29 PM EDT

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