Details: Populus sp. - Aerobiology Research Laboratory

Populus sp.

The poplars, aspens and cottonwoods are wind-pollinated. They are considered mildly allergenic and are abundant in most areas of Canada and the United States. The species vary throughout North America. The seasons are also diversified, starting from February to May depending on the location and climate. The West Coast season being much earlier (January and February) when compared to the mid-western states or provinces (March to May). The same applies from the north to the south with the season in the southern states starting much earlier than in the northern part of the country.

Last Updated: 20-December-2000


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	Populus sp. The poplars, aspens and cottonwoods are wind-pollinated. They are considered mildly allergenic and are abundant in most areas of Canada and the United States. The species vary throughout North America. The seasons are also diversified, starting from February to May depending on the location and climate. The West Coast season being much earlier (January and February) when compared to the mid-western states or provinces (March to May). The same applies from the north to the south with the season in the southern states starting much earlier than in the northern part of the country. Last Updated: 20-December-2000 Select Another Pollen Description View the Glossary of Terms Check the References List

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