Because at the time he was staring at some sunflowers so e painted them .
He wanted the rooms to look sunny and warm for Paul Gauguin to move in.
In Arles.
sunflowers
26 hope it helps
Oil paint on canvas.
Van Gogh used oil pastels I believe.
Van Gogh was an oil painter.
About a vase of sunflowers.
Mostly landscapes. Although if he could not leave the house to paint he would paint objects (such as The Sunflowers) or self portraits.
he painted this painting because he likes sunflowers so much that when he was a kid he would pick them for his mom.
He painted twelve versions of the Suflowers, mostly in 1888
Vincent Van Gogh
Just Google van Gogh sunflowers!