The Sunflower Festival I believe is over for the year. Last Sunday was the final day. You might be able to visit if you go to the small market located on the farm.
Depending on the weather of the summer is depending on when it is
Call and ask. They are super nice people and may accommodate your wish.
It just ended on Aug 2nd. I would call them though. They might let you in for something special like that
It's pretty short. Typically from July 27 - Aug 5 (or 7)
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