https://www.nasa.gov/blogs/spacestation/2019/03/03/flowers-sent-to-mission-control-celebrating-spacex-dm-1-launch/
Flowers Sent to Mission Control Celebrating SpaceX DM-1 Launch - NASA
The last time the Shelton family sent Mission Control Center (MCC) a bouquet of roses was July 9, 2011, the day after the last U.S. space shuttle launched....
spacex dm 1mission controlflowerssent