Or above the tree line, or in vast areas of the lake district, peak district, Scotland, Wales etc etc etc
Over here i've been hiking for 5 days and have not seen 1 tree in that time.
A stick is also pretty much useless even if you find one, as the hot weather here makes them extremely brittle.
Brittle stick + really hard gound = not much use
As i say i've broken several plastic trowels in the past.
It's not bad once you've broken through the top layer, but breaking through that is extremely tough.
As a rough idea on how hard and abrasive the ground is here, on a recent 3 day trip i had a stomach bug so "went" 3 or 4 times a day.
Digging with a MSR Groundhog peg meant i'd worn away the peg so there was no longer any evidence it ever had a point.
That's around 3cm of aluminium lost from abrasion.
Hence the Titanium