Tf2pricecheck:

http://www.tf2pricecheck.net/Thread-PC-Cloudy-Moon-Fruit-Shoot (7-7.5 buds)

http://www.tf2outpost.com/trade/6288875

B/O 9 buds

Best offer Steaming TC + White Bill's (7.5-8.3 buds)

http://www.tf2outpost.com/trade/6224025

Best offer Stormy Storm Little Buddy, not really directed to fruit shoot.

http://www.tf2outpost.com/trade/6597755

Best offer of Haunted Ghosts Dapper's + Steaming Larrikin + V. Bill's + Bill's (~5.5 buds)

http://www.tf2outpost.com/trade/6646698

Best offer of #69 Chief Constable, way too low.

http://www.tf2outpost.com/trade/6486715

Best offer in comments is ~5.8 buds. Apparently offered 7 buds.

http://forums.sourceop.com/threads/124002-26-Unusuals-Medal-45-Cloudy-Moon-Tyro-Headcase-rare-Stranges-lots-more!

B/O 8 buds, no offers

Conclusion: It would be so that goes for at least 7 buds and normally above that.