During late winter and early spring, dormant trees bounce back to life and start releasing pollen into the air, making tree pollen a trigger for allergy symptoms. Some common culprits include birch, cedar, hickory, and walnut.2
During late winter and early spring, dormant trees bounce back to life and start releasing pollen into the air, making tree pollen a trigger for allergy symptoms. Some common culprits include birch, cedar, hickory, and walnut.2