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When do pollen counting stations reopen for the spring?

April 26, 2017counting pollen reopen spring stations

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When do pollen counting stations reopen for the spring?

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Pollen counting stations usually begin reporting in March and April, when pollen levels increase to measurable amounts. The opening date of each station differs slightly from year to year based on local weather conditions. Counting stations in warmer climates generally stay open year round.