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Cottonwood cotton #753861

Asked June 03, 2021, 7:54 PM EDT

When should it finish falling in Boulder County in 2021?

Boulder County Colorado

Expert Response

Hi, It's snowing! The seeds of the Cottonwood can be a nuisance this time of year. It can last for a few weeks, typically occurring in June, and ending in July. I am sending you a link from our information. Thanks for contacting us, the Master Gardeners


Cottonwood Cotton:

https://planttalk.colostate.edu/topics/trees-shrubs-vines/1758-cottonwood-cotton/

An Ask Extension Expert Replied June 04, 2021, 1:41 PM EDT

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