University of Worcester's pollen forecast and fungal spore forecast for the UK.

Weekly pollen and fungal spore forecast summary

Forecast to 25th July 2025 for West Midlands:  Pollen: Grass and weeds moderate; Spores: High

Grass Pollen Count - Moderate

 Pollen forecast for grass with a moderate yellow pollen count.

Grass pollen will be at moderate risk during warm, dry weather in the North of the region, otherwise low. Most grass species are now over in this region and the season is in decline.

Tree Pollen Count - Low 

 Pollen forecast for trees with a low green pollen count.

Very low tree pollen.

Fungal Spore Levels - Very High

 

Pollen forecast for spores with a severely high red pollen count.

Peak time for various allergenic spore types: Alternaria and Cladosporium during warm, dry weather; Didymella and several other spore types during warm, humid nights and Leptosphaeria and allies increase to high temporarily in association with rainfall and high humidity. 

Weed Pollen Count - Moderate

Pollen forecast for weeds with a moderate yellow pollen count.

Several weed pollen types will be airborne at a moderate risk during warm, dry weather.

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