7 Reasons for Black Rosemary Leaves (Can You Save It?)
Rosemary is one of my favorite herbs because of its pleasant aroma. Sadly, that scent can weaken and disappear once its needle-like gray-green leaves start turning black. What even causes rosemary leaves to become black? Can you prevent it? The leaves of rosemary shrubs can turn black because of 1) overwatering, 2) poor drainage, 3)…