Weekly pollen and fungal spore forecast summary

Forecast to Friday 13th March 2026, for West Midlands: Pollen: risk of high alder during dry, mild days; Spores: low to moderate.

Grass Pollen Count - Low

 Pollen forecast for grass with a low green pollen count.

Grass pollen risk will be very low.

Tree Pollen Count - High

 Pollen forecast for trees with a high orange pollen count.

Moderate to high alder pollen on any dry, mild days, low risk during damp weather. Hazel, poplar, cypress and elm pollen also airborne in low to moderate amounts.

Fungal Spore Levels - Moderate

 

Pollen forecast for spores with a moderate yellow pollen count.

Pleospora will be airborne during mild, dry weather. Aspergillus types will be on the rise over the next few weeks. Sufferers of aspergillus often report symptoms at this time of year, particularly during mid-late March.

Weed Pollen Count - Low

 Pollen forecast for weeds with a low green pollen count.

Weed pollen risk pollen risk will be very low.

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