Past Reports

Summary Pollen counts were low at all sampling sites with spikes for weeds in Potchefstroom, where significant ragweed counts were recorded and Johannesburg, where mugwort counts were moderate. Cape Town...

Summary Moderate grass counts were found in Potchefstroom. A significant concentration of ragweed pollen was detected at that site as well as spikes for Alternaria, Epicoccum and Cladosporium, all allergenic...

        Summary Grass pollen is high in Pretoria and Potchefstroom. Elevated weed counts were detected in Potchestroom and mould spores were moderate in Durban, Kimberley and Potchefstroom....

Summary Grasses were moderate in Pretoria and high in Potchefstroom.  A strong spike for the allergenic mould, Cladosporium was seen in Potchefstroom. Cape Town Pollen concentrations were very low during...

Summary There is a moderate risk for grass pollen allergy in Pretoria and Bloemfontein and mould spores were significant in Durban and Pretoria. Cape Town Pollen in the atmosphere was...

Summary Grass pollen is increasing in some summer rainfall regions of South Africa. Increased grass levels were seen in Johannesburg, Pretoria and Kimberley. Tree and weed pollen levels are generally...

Summary Grass pollen increased to moderate levels in Pretoria, Kimberley and Potchefstroom.  Most grass pollen was released in the cooler mornings in Kimberley as the maximum temperatures reached 40ºC, inhibiting...

Summary Loadshedding at all the sampling sites will have reduced these counts. Pollen was low in most sampling areas except for Potchefstroom, where weeds increased the mean count and Durban,...

Summary Torrential rain occurred at many of these sites. In cities where rain was prolonged (Johannesburg) pollen and mould was washed from the air so low counts were seen. In...

Summary The hot, dry weather conditions at most of the South African sampling sites resulted in very low pollen and mould or fungal spores in the atmosphere. The exceptions were...

Summary Low pollen loads were found from all the sites in the South African Pollen Monitoring network (SAPNET) this week. Ragweed (Ambrosia spp.) was detected from the air of Durban,...

Summary Many sites experienced high temperatures with no rain during this sampling period and pollen in the ambient air decreased. For the first time during this study, the adhesive on...

Pollen trigger alerts during this sampling period: Grass pollen is increasing in some of the summer rainfall areas and was moderate in Johannesburg, Pretoria, Bloemfontein and Kimberley. Tree pollen was...