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Furnace filter tree and water body Qs

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  • Member since
    March 2007
  • 947 posts
Posted by HHPATH56 on Friday, September 11, 2009 7:34 AM
Hi Lee, Just a few alternatives to Selector's ideas. For foreground trees, you many wish to show the fine branches. Sedum or Pepperwart, and many weeds provide good trunks. If you soak them, they become less brittle. One can best spray them with grayish stain, and then apply spray adhesive. Sprinkle on the ground foam of various shades of green. For background trees (by the hundreds), I use double ended toothpicks, that are colored (in bulk), by placing them on a pan of stain. The furnace filters that I use, are a blue color. I pull them apart as three sheets. The two outer ones are quite smooth, and the center one is fuzzy. I spray the three sheets of furnace filter with various green colors,(or Fall colors), and then cut out the rough circles(of various diameters). The scraps can be wadded together to form the tops of trees, when glued onto the top of the trunk. The layers of circles, are then pushed onto the trunks are sprayed with adhesive, then, placed in a bag of fine foam, and shaken. Or, spin the trunk in your fingers, so that the filters pick up the leaflike colored foam, on their outer extremities. For steep mountain slopes, you can glue on WS Clump foam, with no trunks. One can turn out hundreds of trees in a fairly short time. The bottom sharp points of the trunks, allow one to change trees with the seasons, (if you so desire)! I happen to use Magic Water, and have have had good results. The only problem is the "creep" of the plastic, up on the banks of a river or pond. One can eliminate the unrealistic "creep" by paining over it, after it has dried. If the water reflection is too great, I spay it with clear non-reflective spray paint. Hydrocal plaster forms a hard non porous surface, which one paints and, and then applies the "plastic water". Don't forget to include roacks and debris. Use WS Water Effects for fast running streams and cascading water. Bob Hahn
  • Member since
    February 2005
  • From: Vancouver Island, BC
  • 23,330 posts
Posted by selector on Monday, August 31, 2009 11:14 AM

If you are using the same filter that Aggro mentioned years ago, and that I am using, it is the teal coloured woody-stringed matt or thatch type.  It should be cut into small disks, and then teased apart to make think wafers of the stuff.  All of it can be used, except for the corner stuff you cut off to make the disks, although some of those can serve as toppers to the armatures.

I sharpen the armatures to points, rough up their sides so the trunk looks like bark, and then I spray or hand-paint the whole dowel.  I then apply the wafers, largest towards the bottom, etc. and spaced out appropriately.  Then I use quick bursts from a flat brown spray can of paint to lightly colour the wafers, top and bottom.  It is only than that I spray the wafers carefully and sprinkle on the ground foam.

Last thing is to wash the lower trunk so that the bark creases get highlighted.  I also stain to adjust the tone of the bark from too brown to more greyish....whatever seems necessary.

For the water 'bed, I would resort to a putty.  You can mix a gooey putty and slather it into place.  Later, sand it to smooth it a bit.  Then seal it with your acrylic paints to generate the depths look you want.  Then add water.  Make sure you use a minimum of two thin pours of your epoxy material...your envirotex, and allow 24 hours between pours.  Cover each pour with stiff cardboard to keep dust from settling on it until it is fully cured.  If you don't want the glassy surface, get some gel "gloss medium" act craft/arts stores and use a painter's brush on its side to stipple a thin layer of it across the surface of your envirotex. 

One other thing...you should consider staining your envirotex.  A pour comprising near 1/2 cup of the stuff would take about 1/2 drop of a yellowy-green acrylic paint.  If you want it to be somewhat opaque, as river water often is, then consider adding about 1/2 tsp of plaster of paris as well.  Don't be alarmed at any foaming or whatever...go ahead and layer it and spread it with a piece of sprue or scrap stripwood.  Let it cure.  It will spread and the foaming should go away.  It did for me.

Also, to build confidence and skill, do a practice run of the entire series of steps on a piece of scrap plywood.  When you see that it can be done, with some obvious adjustments for your tastes, you can go to the layout.

Here is how it turned out for me.  I can't begin to tell you how pleased I am with the results.  It looks so much like the water I had in mind that I danced a jig the first time I imaged it.  Note, though, that it is very green standing over it...you see reflected light, something I had not considered.  I was lucky.  So, instead of my full drop in something less than half a cup of envirotex, try the half-drop first.

Here is what I had in mind: the South Thompson River in southern BC.

  • Member since
    February 2008
  • 2,360 posts
Furnace filter tree and water body Qs
Posted by kasskaboose on Monday, August 31, 2009 9:23 AM
Good morning! I have three more scenery-related questions:

1. Should I have only used the wispy part (in between the layers)for making the furnace filter trees? I used the middle and the firmer top and bottom layers.

2. How to prevent the trunk from getting painted green with the spray paint? I can always paint over the trunk after the trees dry.

3. I covered the areas for water bodies w/ plaster of paris (POP) over a layer of plaster cloth. I then painted the POP using acrylic paint. Is that good enough to prevent the envirotex from seeping through the ground foam?

TIA!

Lee

 

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