appearance black brightly-coloured carpeting-plants clump-forming clumps color coloration colored colorful colors colour coloured colourful colours common daisy-like drought-tolerant environmental-weed flower flowers garden flowers garden-escape gazania gazanias golden hardy introduced-species invasive lance-shaped-leaves low-growing orange perennial plants prolific rapid-spreader resilient roadside-weeds South-African streaked tough vivid water-wise weed widespread wind-blown-seeds yellow beautiful beauty bulb bulbs bushland infestation bushland weed cluster competing competitive corm cormous plant creation delicate flora flowering plant fragile fragrance fragrant freesia alba x leichtlinii freesias funnel-shaped garden plant herbaceous introduced species lines mauve narrow perfume perfumed plant popular purple racemes scent scented seed seeder South African spike spikelike stem strongly scented sweet tender tubular weeds white autumn green Linaria toadflax vulgaris bug butterfly flight insect nature animal bird blackbird Common Blackbird eye free thrush wild