Weekly Report

8 February 2020

City
Overall Risk
Tree Pollen
Grass Pollen
Weed Pollen
Mould Spores
Cape Town
Johannesburg
Bloemfontein
Durban
Pretoria
Port Elizabeth
Kimberley

Cape Town

Grasses were very low. Trees were low and only Casuarina and eucalyptus were detected. Weeds were low and included: goosefoot, erica and ferns. Mould levels were very low.

Johannesburg

Grasses increased to moderate levels. Trees were low and included: birch, eucalyptus, elm, cypress and oak. Weeds were also low and the daisy family and ferns were seen. Moulds were very low.

Bloemfontein:

Grasses continue to flower strongly. Grass concentrations are high. Tree pollen increased significantly as high counts were recorded for Olea. Searsia/ Rhus, Celtis (white stinkwood), Buddleja, cypress and pine were seen in low quantities. Low weeds (daisy family and English plantain) were detected. Mould were very low.

Durban

Grasses were detected at a constant moderate level Tree levels were low and the types detected were: eucalyptus and birch. Weeds were low and included Ragweed, the daisy family, goosefoot and ferns. Mould levels were moderate.

Pretoria

Grass levels were moderate to high during this sampling week. Tree pollen levels were low and included the types: birch, Casuarina, cypress, eucalyptus and oak. Moulds were low throughout the week. Weed pollen consisted of the daisy family and ferns.

Port Elizabeth

Grasses were low during this sampling week as were trees. Tree pollen types detected were yellowwood, African palm and eucalyptus. Weeds were also low and included Euphorbia and the daisy family. Mould were low.

Kimberley

Grass levels were high at this sampling site. Tree pollen was low and only ash was detected. Weed levels were also low as goosefoot, Euphorbia and Caryophyllaceae (carnation family) were seen. Moulds were low.

 

 

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