The following table outlines the main trees and grasses in South Africa, where they are found and when their pollen seasons are.

Trees	Region	Pollen season
Eucalyptus spp. (Blue Gum)	Mainly in Gauteng, but scattered throughout SA	More or less all year round, except in the Cape. Pollen not very prolific.
Acacia spp.	All areas	August to December
Willows (Salix spp.)	All areas	Very little pollen, as only female trees have been imported.
Pine trees (Pinus spp.)	All areas	Late August
Yellowwoods (Podocarpus spp.)	Mostly in the Cape	Mid-October
Oak trees (Quercus spp.)	Mostly in the Cape	Varies - mostly late August
Stinkwood (Ocotea bullata)	Western Cape	October
Cypress and Juniper (Cupressus and Juniperus spp.)	All areas	August, September
Plane (Platanus spp.)	Many urban areas	Mainly September

Grasses	Region	Peak pollen period
Meadow grass or Kentucky Blue Grass (Poa annua)	Coastal areas, interior except Western and Northern border	August, September
Bermuda Grass or Couch Grass (Cynodon dactylon)	All areas	September to May
Common Reed (Phragmites spp.)	All areas	August
Rooigras (Themeda triandra)	All areas except western Northern Cape	June to November
Love Grass (Eragrostis spp.)	All areas	August to February
Thatching grass (Hyparrhenia spp.)	Mainly northern and eastern parts of the country	September to February
Kikuyu (Pennisetum setaceum)	Most urban areas	September to February
Rye Grass (Lolium spp.)	Southern, eastern and northern parts of the country	September to November