The chrysanthemums with smallest flowers, about 1 centimeter diameter, called kogiku, can be grown in the shape of bonsai (bonsai zukuri), like the one in today's photo.
EXIF info:
Nikon Df
Lens: 24-70mm F/2.8G
Focal Length: 38mm
Aperture: F/6.3
Shutter Speed: 1/800s
ISO Sensitivity: ISO 400