a close up of pink dahlia of the otto's thrill variety in the garden on a sunny day

background beautiful beauty bloom blooming blossom botany bright closeup color colorful coral cottage garden dahlia flowers dahlias decoration dinner plate double flora floral flower fresh gardening giant green large leaves magnificent natural nature ottos thrill outdoor perennial petal pink plant rosy season summer sunny tender tuberous variety vibrant vivid wall waterlily close otto’s day eye-catching huge otto#39aph39#s day