This Very Blog has a very good set of instructions for building hedgerows for 25mm – 28mm figures. This is the best set of instructions I have found, and the one I will use for my Normandy terrain.
Modeling
Modeling Trees For The Great War
The Wargames Table has a nice article on modeling trees for The Great War. The trees also look to me as though they would be nice for a deadlands type of fantasy setup.
Weathering Techniques For Models
Alfred Wong has written a guide to weathering your plastic models. This is useful stuff — especially with the wide variety of resin and plasic vehicle models being used in games today.
Making A Wargames Mat
This video from Red Beard Baron is a good tutorial on making a wargames mat from cloth, cauking and flock.
Making A Wattle and Daub Wall Wargaming Terrain
Here’s a photo tutorial on making a wall that simulates the wattle and daub building technique.