Year: 2020

14 February 2020

Cape Town No grass pollen was detected. Tree pollen concentrations were low and included white stinkwood and pine. No weed pollen was detected. Moulds were low. Johannesburg Grass concentrations were moderate throughout this sampling week. Trees were low and included the types: birch, cypress, eucalyptus and plane. Weeds were similarly low and only Asteraceae (the …

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24 July 2020

Cape Town Grass levels were very low during this week of storms and heavy rain. Despite the weather tree pollen increased as cypress began its pollen release season. Small amounts of olive and pine were detected. Weed pollen was low and included the daisy family and nettle. Moulds were very low. Johannesburg Grasses were low. …

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20 November 2020

  Cape Town Grass and tree levels decreased. Tree types detected were pine, yellowwood (Podocarpus) and kareeboom (Searsia/Rhus). Low weed concentrations included (Cyperus) sedge, Erica, goosefoot (Chenopod), the daisy family (Asteraceae), and English Plantain (Plantago). Moulds were low. Johannesburg Grass levels were low at this site. Tree types detected were bush willow (Combretum), cypress (Cupressus), …

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20 February 2020

Cape Town Low grass counts were detected during this sampling week. Tree levels were low and included white stinkwood and pine. Weed levels were also low and the types identified were the daisy family, goosefoot and Erica. Moulds were low. Johannesburg Grass concentrations were moderate throughout this sampling. The daily concentration was >10 per day. …

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31 July 2020

Cape Town Low levels of grass, tree and weed pollen were detected during this sampling week but the tree pollen is showing a slight increase especially for cypress and olive. Rhus/Searsia, mulberry and gum were also detected and Erica alone represented the weeds. Moulds were low. Johannesburg Grasses were low to moderate. Trees were high …

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27 November 2020

Cape Town Grasses were moderate. Low tree levels included cypress (Cupressus), pine (Pinus), kareeboom (Rhus), gum (Myrtus), plane (Platanus) and Casuarina. Low weed levels were observed and heather (Erica) and English Plantain (Plantago) were detected. Moulds were low Johannesburg Grass levels were low. Trees levels were low and (Cupressus), white mulberry (Morus), gum (Myrtus), pine …

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29 February 2020

Cape Town The levels for this week were modelled on 10 years of archived data and current weather patterns. Grasses were low, tree pollen was low and included the types; eucalyptus, white stinkwood and olive. Weeds included goosefoot, the daisy family and dandelion. Mould levels were low. Johannesburg Grass concentrations were moderate throughout this sampling …

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7 August 2020

Cape Town No grass pollen was detected during this initially cold, dry period even though temperatures increased at the end of the sampling week. Tree pollen levels were generally low, but cypress increased and pine, gum, ash and oak pollen were observed. Weed levels were low and included Erica, Rumex (sorrel), Stoebe (slangbos) and nettle. …

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4 December 2020

Cape Town Grasses were low. Low trees included kareeboom (Rhus) gum (Myrtus) and olive (Olea). Low weeds included the types slangbos (Stoebe) Pellitory-of-the-wall (Parietaria) and mugwort (Artemisia). Moulds were low. Johannesburg Low levels of grass were detected. Tree levels were low and the types detected were jacaranda (Fabaceae), Acacia and gum (Myrtus). Low weed levels …

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