You ignite any creature and flammable object in a 30-foot cube centered on a point you choose within range. Each creature in that area must make a Dextarity saving throw. plants and water elementals make this saving throw with disadvantage. A creature takes 5d8 fire damage on a failed save, or half as much damage on a successful one.

Nonmagical plants in the area that aren’t creatures, such as trees and shrubs, ignite and die instantly.