Tea? Natural pregnancy tips

What teas can I drink are they all safe? Especially store bought do I get caffeine free I want safe herbal leaves I love tea with a passion but haven't drank any because of the dangers some herbal leaves and roots cause while pregnant.

Also what are natural pregnancy advice for a first time mother, health, beauty, anything or freebies going on.

Generally good advice especially preparing to give birth.

All natural Diy I'd like to hear all the advice you have from your heart's about pregnancy and children.