We supply and produce the pollen forecast for the UK in conjunction with the Met Office.

Weekly pollen forecast and summary


Forecast for 21st February to 1st March:  Pollen: Tree pollen at moderate risk.  Spores: moderate for penicillium/aspergillus types.

Grass Pollen Count - Low


Grass pollen will resume in the Spring.

Tree Pollen Count - Moderate

 Pollen forecast for trees with a moderate yellow pollen count.

Hazel, alder and elm pollen will continue this week at a generally moderate risk, with the highest counts when maximum temperature exceeds 10°C. Willow and ash are just starting in the south, although these are milder allergens, and yew pollen will cause irritation to some people in northern regions.

Fungal Spore Levels - Moderate

Pollen forecast for spores with a moderate yellow pollen count.


Penicillium/Aspergillus spores are in decline for now, with a moderate risk on dry days. Other spore types will remain low but Pleospora will continue to increase.

Weed Pollen Count - Low

Pollen forecast for weeds with a low green pollen count.

Weed pollen will resume in the Spring.


Further Information      

For more information about this service please contact Dr Beverley Adams-Groom on 01905 855411 or via email.

Pollen forecasts are available on a regional basis to cover the whole of the UK including Northern Ireland and the Republic of Ireland. They can also be provided in detail for individual regions.

Daily pollen and spore forecasts are issued from mid-March to early October

Daily pollen forecasts are featured in newspapers, on radio, on television and various web pages.

All the forecasts are based on information from the quality controlled data produced by the National Pollen Monitoring Network, combined with the information from weather forecasts, local vegetation and typography types and information about biological factors and the weather in the preseason period that influences the pollen count.

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