purple verbena bonariensis flowers, photographed in late summer at aylett nurseries, st albans, hertfordshire, uk

flower plant wildflower meadow nature prairie herb grass purple field lilac lavender blossom petal grassland attract bees beauty bee flowers friendly garden bee-friendly bloom bonariensis botany closeup color colorful country eco system english flora floral head gardening hertfordshire insect-friendly natural ornamental perennial summer time symbiosis urban verbena photographed late albans aylett nurseries grasses thebackground