The drying time of mortar depends on several factors. Typically, the mortar will dry to the touch within 24 to 48 hours. However, complete drying and achieving maximum strength can take several weeks. It is crucial to allow sufficient curing time before subjecting the mortar to heavy loads or stresses. Factors such as environmental conditions, mortar composition, and application thickness influence drying time. Warmer temperatures and lower humidity levels promote faster drying, while cooler temperatures and higher humidity can prolong the process. Cement-based mortars generally dry faster than lime-based ones. Thicker mortar layers require more time to dry as moisture needs to evaporate from a larger volume. By understanding these factors, builders can plan accordingly and ensure the successful completion of their construction projects.