Pollen calendar - guide to common allergenic pollen

Wild Oat

Wild Oat
Avena fatua
Wild oat
Tufted annual grass growing to 1.7m. It has tough broad leaves and the flower head has drooping loose open spikelets on long fine pedicles. Each spikelet has 3 florets which become golden with increasing age. The flower is enclosed by a bract which is a reduced leaf and the inner leaf has fine golden brown silky hairs.
Calendar 8