purple loosestrife flowers blossoming in the garden on sunny summer day. lythrum tomentosum or spiked loosestrife on a flower bed

background decorative botanical blossom herbaceous flower head outdoor bloom rural blooming purple loosestrife bright closeup collecting fresh lythrum tomentosum perennial wildflower meadow ornamental flowers summer nature light garden green leaves pink spectacular natural bed sunset botany plant petal stem colorful lavender