Make a melee spell attack against a creature you can reach. On a hit, the target takes 1d10 necrotic damage. The target takes 1d10 necrotic damage at the end of each of it's turns, until the spell ends, or you use a bonus action to end the spell early.

Nonmagical organic materials that aren’t creatures, such as trees and shrubs, wither and die instantly.

At Higher Levels. When you cast this spell using a spell slot of 2nd level or higher, the damage increases by 1d10 for each slot level above 1st.