Christy <[log in to unmask]> wrote:

>I make tea from pine-needles in winter. They taste good (as tea) and are
>supposed to be a source of vitamins.

Pine needles are a very good source of vitamin C. The concentration
increases during the winter and with latitude. It can be as high as 400 mg
per 100 g, maybe even higher. (You can also eat young pine bark. Roast it
and enjoy.)

Fredrik