That’s not a just any blurry photograph - in fact, it’s not made from either computer pixels or grains of silver halide, but blades of grass!
Heather Ackroyd and Dan Harvey of Santa Barbara Museum of Art created photosynthetic "photograph" by letting different amount of lights through on a field of growing grass.
Link
WebUrbanist has a neat post about 6 other examples of bizarre art using grass, moss, and greenery: Link

Original post by Alex