>I hear the voice of experience somewhere in here--the thought of styrofoam >holding water did not occur to me. But, now that I think about it I have to >admit that I've seen half submerged pieces of styrofoam in lakes and >other places >people throw their trash. > >I do have to agree that vertical slits sound like a great idea. **I've been looking at the gallon cans that I'm using for seeding/replanting/etc. right now. All of them have vertical oval shaped holes in the sides with a bit of each hole going slightly under the can into the bottom. None of mine have holes in the bottom. I assume these work like the vertical slits described. -- susan, who is..... owned by Jasper & Schubert the Standard Poodles, Gracie the Rhodesian, Pup-Quiz the Basenji and their Basenji brother, Jones.... on the North Coast of CA, USA, zone 9b susanann@sbcglobal.net, copyright 2005