15 September 2019
Cape Town Tree pollen levels were reduced this week as rain removed pollen from the atmosphere but high counts were seen on dry days for cypress. Grass and weed pollen was low. Moulds were low. Johannesburg Tree counts are high and the highest levels were seen for birch, mulberry and plane trees. Oak and olive […]
27 December 2019
Kimberley The pollen count was very low during this sampling period. Very low levels of grasses but no tree or weed pollen were detected. The mould levels were low but a small spike was seen for Cladosporium following light rain. Gqeberha Grass levels were very low during this sampling period. No tree pollen was detected […]
20 December 2019
Kimberley Moulds increased following heavy rain during this sampling period. Significant levels were seen for Alternaria and the Cladosporium count remained below the threshold but increased. Grasses and trees were low. Tree pollen included Fraxinus or ash. No weed pollen was detected. Gqeberha The spore trap stopped after Day 3. Counts were adjusted accordingly. Very […]
13 December 2019
Kimberley The overall mould load was low, but 24 mm rain at the beginning of the sampling week was followed by a significant level for the allergenic fungal spore Alternaria. Pollen counts were low and consisted of low grass and sedge grass levels and the weed/herbaceous shrub, Euphorbia. Gqeberha Mould levels were consistently low. Pollen […]
6 December 2019
Kimberley All pollen and mould levels were low yet there is clearly more moisture in the atmosphere as the mould/fungal spore Cladosporium is beginning to appear in clumps, instead of single spores. Pollen levels were low, with a constant low presence of grasses and acacia pollen was detected in the category: trees. Euphorbia pollen appeared […]
30 November 2019
Kimberley The overall pollen and mould levels were low, but an interesting small spike was seen for Pleospora, the wet air spore, when a score of 70 grains/cu M air appeared on 20 November indicating that rain had fallen. Trees identified were pine. The weed, goosefoot was detected. Gqeberha All pollen and mould loads were […]
22 November 2019
Kimberley The mould count was low but increased slightly after rain. No significant values were recorded. Low levels of grasses and the trees; pine and olive were detected in the ambient air. Occasional pollen grains of the weeds; English Plantain and daisy were seen. Gqeberha Fungal spore levels increased after rain as ascospore levels rose, […]
10 November 2019
Kimberley The clock stopped on day 5 so the results were adjusted. Fungal spore loads were uneven, ranging from very low to low according to weather patterns. Pollen levels were low but included grass and the trees: cypress, pine and white stinkwood. Of the weeds, only daisy pollen was detected. Gqeberha The clock stopped on […]
8 November 2019
Kimberley Low pollen and fungal spore levels were seen during this sampling period and only grass and weed (daisy) pollen was detected. Fungal spore levels were very low. Gqeberha Pollen levels remained very low but tree pollen (pine, eucalyptus and alder) was detected. Low weed (daisy and English Plantain) and grass pollen levels were observed. […]
