Pollen Season Year Round: TGR MI

"There's spring time, where you have the tree pollen. Summer time, where you have the grass pollens. And then there's the fall time when you have the weed pollen.”

This sequence is remembered by the mnemonic TGR MI DC/DC ("tiger with an MI went to DC").

Pollen calendar: TGR MI DC/DC

Tree pollens
Grass pollens
Ragweed and weed pollen

Mold spores
Indoor allergens - DC/DC - Dog/Cat and Dust mite/Cockroach


Pollen-producing plants (weeds and trees) in Omaha, Nebraska

References:

Clinical review: ABC of allergies, Summer hay fever. BMJ 1998;316:843, figure.
Allergy Season Year Round. WTOC-TV Savannah.

Interactive Allergy Map by Greer Labs. Click your state to find region-specific, common airborne allergens there.
‘Botanical sexism’ blamed for making life miserable for allergy sufferers as male trees fill city skies with pollen http://goo.gl/cx5tH