(1) Tree and shrub nursery stock shipments from outside the state must be held separate from other nursery stock for a minimum of one full business day after notification is received by WSDA.

(2) WSDA will contact the nursery before or during the hold period specified in subsection (1) of this section, if the tree and shrub nursery stock must be held for inspection. WSDA will conduct the inspection as soon as practicable.

(3) Unless the receiving nursery has been instructed by WSDA to hold the shipment under subsection (2) of this section, the receiving nursery may distribute the stock before the expiration of the hold period specified in subsection (1) of this section, if the disposition of the stock is fully traceable. Retail sale to cash customers is not permitted during the hold period.