March maintenance checklist
Two lists, on purpose. Some jobs run on an interval. Others run on a measurement, and no calendar can tell you when — including this one.
Check the data first
These are typically March jobs, but the trigger is a reading, not the date. See today's numbers for your region.
Apply crabgrass pre-emergentsoil temperature decides this
About 60 minutes. Our guide
On the interval
Inspect the water heaterhigher risk
About 45 minutes. Our guide
Test the sump pumphigher risk
About 20 minutes. Needs: bucket. Our guide
Clean the dryer vent
About 60 minutes. Needs: vent brush. Our guide
Test smoke and CO alarms
About 15 minutes. Our guide
Check and change the HVAC filter
About 10 minutes. Our guide
Check the lawn for snow mold at melt
About 20 minutes. Our guide