Meadows tierMaterial
Blue Fireworks
This rocket's blasting off again!
Blue Fireworks take one 
Basic Fireworks and one 
Blueberries at the Workbench.
Recipe
Station Workbench
Spawn command
With devcommands enabled, this drops Blue Fireworks at your feet. The ID is case sensitive; the last number is the amount.
Item ID: FireworksRocket_Blue · see the spawn command or all console commands and IDs