Pollen Count in Ilmenau
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Trees start to bloom in Ilmenau around mid-March. This means trees like hazelnut, willow, and alder release pollen into the air.
Updated: 3/21/2026
In April, birch and oak trees start to bloom. These trees release even more pollen into the air. This can make it harder for some people to breathe.
In May, grasses start to bloom. This means even more pollen is released into the air. This can make it even harder for some people to breathe.
By June, most trees and grasses have stopped blooming. This means less pollen is in the air. Things start to get better.
Pollen Forecast Chart
Recommendations
When pollen concentrations reach a peak, we suggest these simple steps to help with hay fever. These tips are extra important on windy days when plants are in peak anthesis (the time when they release the most pollen).
- Wear masks if necessary
- Shower after going out
- Wear sunglasses if windy
- Close windows and doors
- Use an indoor air purifier
- Avoid wearing woolen clothes outside
- Limit outdoor activities
Annual Pollen Overview
Check out this month-by-month overview of the daily average pollen count in Ilmenau 🌾. This data is based on previous years and serves as a guideline to help you understand when different pollen seasons typically occur in your city.
| Alder | Birch | Grass | Mugwort | Olive | Ragweed | |
|---|---|---|---|---|---|---|
| Jan | 4.1 | 0 | 0 | 0 | 0 | 0 |
| Feb | 19.5 | 0 | 0 | 0 | 0 | 0 |
| Mar | 9.5 | 173.2 | 0.3 | 0 | 0 | 0 |
| Apr | 1.4 | 1037.3 | 8.2 | 0 | 2 | 0 |
| May | 0 | 29.3 | 61.7 | 0 | 0.4 | 0 |
| Jun | 0 | 0.6 | 274.7 | 2 | 0.1 | 0 |
| Jul | 0 | 0.1 | 105.9 | 48.3 | 0 | 0 |
| Aug | 0 | 0 | 27.1 | 34.4 | 0 | 7.7 |
| Sep | 0 | 0 | 3.9 | 5.5 | 0 | 44.4 |
| Oct | 0 | 0 | 0 | 0.1 | 0 | 0 |
| Nov | 0 | 0 | 0 | 0 | 0 | 0 |
| Dec | 0 | 0 | 0 | 0 | 0 | 0 |
(12 km)