maple pollen.
Acer · Tree
One of the first tree pollens of the year, from late winter into April.
Usual season in the US
February to April
Typical months; the stronger marks are the usual peak. Seasons shift with region, weather and year.
Where it grows
Maples, including box elder, grow across the eastern half of the US and in cities everywhere. Red maple is among the earliest trees to flower.
Good to know
Maple pollen arrives while it still feels like winter, so early symptoms are easy to put down to a cold.
In Sneezecast
Maple is in the five-day forecast for your area whenever it’s in season. Star it if you know it gets you, and the morning verdict follows it:
Maple high — your top trigger. Take your usual allergy medicine before you head out.
Not sure it’s yours? Log how each evening felt in two taps. After ten logged days, Sneezecast compares your diary with the pollen and ranks what moves your symptoms. How it learns
Oak
Birch
Elm
Ash
Alder
Cottonwood
Juniper
Pine