· Michael Blair
The standard advice is once a year in autumn. In Middle Tennessee that misses the spring drop, which is what actually blocks most gutters here.
The spring drop
Maples release samaras, oaks release catkins and acorns, and pines drop needles. All of it is small enough to pass through coarse screens and dense enough to mat in a gutter.
A gutter cleaned in November and ignored until the following November is often blocked by June.
A realistic schedule
Twice a year for most Nashville houses: late spring after the seed drop, and late autumn after the leaves are down. Under heavy canopy, three times.
Houses with no overhanging trees can genuinely manage once a year, and that is the minority here.
- Late spring, after maple and oak drop
- Late autumn, after leaf fall completes
- A third pass mid-autumn under heavy canopy
- Check downspouts flow, not just that gutters look clear
- After any major storm, check for displaced debris
Check the downspouts specifically
A clean-looking gutter with a blocked downspout still overflows. Water poured in at the far end should run out at the bottom promptly.
The elbow at the top of the downspout is the usual blockage point, and it is easy to miss from a ladder positioned at the gutter.
Safety, honestly
Falls from ladders are among the more common serious home-maintenance injuries. On a two-storey Nashville house, paying someone is a reasonable decision rather than an indulgence.
If you do it yourself, tie off the ladder, never lean it against the gutter itself, and work from a stable base rather than reaching.