Yes. You may not get the flavor your looking for by adding a lot of all different kinds. But if it wasn't edible they wouldn't sell it. If it couldn't mix with something they'd put it on the label.
Furthermore, it is not only safe but it is very beneficial. Some herbs are enhanced and perform better when they care mixed with certain herbs.
mix herbs in urdu is called "Murakabat"
Yes you can mix flowers and herbs in the same container. You'll want to choose flowers that aren't poisonous or toxic though.
Yes
hibiscus
It depends what herb and you'll probably just end up with a load of water with floating herbs
Oregano is a safe bet.
Many herbs are suitable for teenagers and even young children. Other herbs are not.
Nothing is really safe about inhaling smoke of any kind.
If you have diabetes you should avoid the following herbs: licorice, Asian ginseng, Gotu Kola, rosemary. Other herbs should be safe for you to consume.
In general, dried herbs are stronger than fresh herbs and it may be safe to say 2 tsp. of dried herbs equals 4 tsp. of fresh herbs.
No al herbs are safe
one of them was moss i'm not quite sure about the rest.