What the fluff? It's poplar cotton, and there's a lot this year

Poplar cotton — the white, nearly snow-life substance coming off the trees and collecting in grass and pot holes — seems to be particularly abundant this year and is a sure sign allergy season is here, experts said. 

What's Up With All The White Fluff? Why Cottonwood Trees Are Seeding Like Crazy This Year

Sandy Macdonald's Instagram, Twitter & Facebook on IDCrawl

What the fluff? It's poplar cotton, and there's a lot this year

1,100+ Poplar Fluff Stock Photos, Pictures & Royalty-Free Images - iStock

Seasons in the Valley + Furry Gnome's Adventures: Poplar Fluff

FLYING FLUFF – the heart thrills

What Does a Cottonwood Tree Look Like? Use This Easy Identification Trick

Mesmerizing poplar fluff fire sweeps through the park : r/Damnthatsinteresting

Those Annoying Fluffy White Balls In Boise Should Be Gone Soon

The Cottonwoods,' Populus : A plant profile — of sedge & salt

Tree fluff – Twenty Degrees East

Those Annoying Fluffy White Balls In Boise Should Be Gone Soon

You can run, but you can't hide: Why is Moscow covered by poplar fluff every June? - Russia Beyond