What does "Together we fight against the epidemic and wait for the flowering period" mean?

***Work together to defeat the epidemic. "Fighting the Epidemic Together, Waiting to Bloom" is a letter written by the Pudong New Area Education Party Committee and the Pudong New Area Education Bureau to teachers in Pudong District. The title means that everyone works together to fight the epidemic and hopes that the epidemic will end soon. The letter expressed gratitude to the teachers and encouraged everyone to continue fighting and overcome the difficulties at the critical moment of fighting the epidemic.