“Systems with components above ground are the most prone to damage ... Late-season frosts and frozen ground can lead to damaged pipes and sprinkler heads. Typically, startup may commence ...

DENVER — As the grass begins to turn green across Colorado, many are wondering when the best time is to turn on a sprinkler system ... sprinkler pipes above or below ground leading to costly ...

Things like foam pipe sleeves, insulation tape, and tarps all can protect any parts of the lawn sprinkler system that are above the ground. Read the original article on House Digest.