agriculture dry feed golden harvest roadside rural seed summer weed background close-up corollas Dandelion florets focus food garden grass green lawn macro sharp soft stem Taraxacum officinale vegetable yellow black brightly-coloured carpeting-plants clump-forming clumps colors colours common daisy-like drought-tolerant environmental-weed flower flowers garden flowers garden-escape gazania gazanias 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 widespread wind-blown seeds brightly coloured carpeting plants environmental weed garden escape introduced species rapid spreader roadside weeds South African brown color coloration colored colorful colour coloured colourful contrast contrasting garden-flowers wind-blown-seeds winter lance-shaped-leaves appearance