In general, most garden leave laws require advanced notice of resignation and last between 30 and 90 days. In contrast, under typical garden leave provisions, employees must give advance notice of their resignation, typically between 30 and 90 days' notice.If you decide to leave, write a letter stating your last day of service pointing out that you may have un taken holiday leave. During the Garden Leave Period, Employer will continue to pay Employee's current base salary and benefits, less applicable withholdings.