flamboyant orange bloom of semi-cactus dahlia vulkan flowering in garden

asteraceae background bloom blooming blooms blurred bokeh border bright bushy closeup color colorful colour colourful cultivar dahlia eye-catching flamboyant florets flower flowerhead flowering flowers garden green growing growth herbaceous mixed nature orange ornamental petals semi-cactus spiky structure texture vulkan season seasonal flowerage bloomage floral splendor