Plants such as arborvitae, pines, boxwoods and others can benefit from using an anti-desiccant spray to protect them through winter. Anti-desiccants should be applied after late November ...

Anti-desiccant sprays help your plants retain moisture ... Follow the manufacturer's instructions for proper application and reapply the spray if necessary throughout the season.

and boxwood might have been coated with an anti-desiccant product like Wilt-Pruf to keep them looking fresh for longer. According to safety data sheet information, the compounds in the spray are ...