I took Caleb to 拜山 when he is about 3 month old on a quite day. I WILL NOT take him on "chong yeung" or "ching ming" lah. too many people and too smooky.
I think 拜山 is to show respect for our belated relative, we can go any day lah. It's from our heart is OK lah.
"Good parents give their children Roots and Wings. Roots to know where home is, wings to fly away and exercise what's been taught them." --Jonas Salk.