wrote:

Depends on the club culture. Also, it's considered poor taste to be
the only occupant of an aircraft wearing a parachute so while taking
instruction you'd need

This doesn't make any sense at all. I would consider it very poor taste
if the instructor wore a chute and refused one to the student (or a
passenger), but definitely not vice versa. Actually, I would refuse to
take lessons from an instructor who was stupid enough to even consider
to fly a glider without a chute, for whatever mission.