Starting your first dio? Look into Woodland Scenics and Scenics Express for Hydrocal, gravel, grass, shredded foam and such. I have used W.Scenics rock molds and pigments with great success and it's very easy to use. HTH Murphy
Campaigns:
Stop, Look and Listen -ENDS 1-31-10
ACUTR Again-STARTS 08-18-09
What if? -STARTS 06-01-09