Shelter and depth in one reading, disorientation in the other. Which applies depends almost entirely on whether the dreamer knew the way out.
A forest is read in two opposite ways and has been for centuries: shelter, depth and a place of retreat on one side, disorientation and a lost path on the other. Which reading applies depends almost entirely on whether the dreamer knew the way out.
Folklore across Europe placed woodland at the edge of the known world, and the stories that came out of it turn on leaving the track. Dream interpretation inherited that structure wholesale. Following a path through the trees is read as a process with a shape to it, while wandering off it is read as being between two known positions and settled at neither.
Dreamers describe the light before anything else, and interpreters make use of it. Open woodland with sun coming through is associated with rest and recovery, while dense growth that closes overhead is associated with pressure and with being unable to see your options. Bare winter branches and heavy summer canopy give the identical location two very different readings.
The frightening forest is a specific inheritance rather than a human universal. A reader who grew up walking in woods, or who works among trees for a living, is unlikely to dream of them as a threat, and forcing the folkloric reading onto that dreamer produces nonsense. What the woods have meant across your own life is where interpretation properly begins.
It is also worth separating the forest from whatever happened in it. Many dreams merely use woodland as a setting while the events inside carry the weight, in which case the entries for the animals or the people you met there will serve you better than this one.


