Awasome Bury Landscape Lighting When Grass Is Dormant Ideas. When long ditches need to be that deep, then the time saved over digging the trench by hand more than makes up for the repairs that might need to be made. Web it’s important to know when the grass will most likely go dormant, stay dormant, and come out of dormancy so that you can prepare for those times.
Mow the lawn only in the early morning or late in the evening. If the grass comes up easily, it's likely dead. Web according to the national electrical code, the wiring necessary for this lighting must be installed at minimum 18” depth.
