Just a shitty 30 second chart, you can see the Wheat futures go absolutely apeshit the moment the Ukraine war kicks off, has a drop off when it becomes apparent that the farmers had a successful spring planting then a renewed bit of angst starts building up until September when its clear the harvests were acceptable and that begins its downward trend.

https://media.salastil.com/media/93fa78dcbf4c37f3f184d1b0a15cd30d795df9ce1ca1c874c31f54585bf813bb.png