close up of silver plumes like flowers of pampas grass in blue sky background, cortaderia selloana in the garden in autumn

pampas grass cortaderia selloana ornamental plant blue sky garden urban invader invasive species herbe pampa des roseau plumes flowering flowers sunny sunlight low angle view bloom grasses silver color evergreen flora creamywhite white clump pale blossom pampasgrass autumn botany botanical copy space vegetal herb close like background