Can a yellowing arborvitae be saved from its current condition?

Yes, a yellowing arborvitae can potentially be saved by addressing the underlying issues causing the discoloration, such as overwatering, nutrient deficiencies, pests, or diseases. Proper care, including adjusting watering practices, providing necessary nutrients, and treating any pests or diseases, can help revive the arborvitae's health and green color.