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. 

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

Closeup of fluffy seeds on a Poplar tree in early summer. UK Stock Photo - Alamy

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